List of Car Insurance Companies
Last Updated on November 27, 2022
Americans have plenty of options when it comes to car insurance companies. There are well-known insurers like GEICO and State Farm. There are also smaller, local providers that serve specific states or subregions.
Today, we’re highlighting the top 50 largest car insurance companies in the United States. In the list of car insurance companies below, we give an overview of each company and provide its website link and phone number.
List of the 50 Largest Auto Insurance Companies in America
Please click on the company name below to learn more about the insurer, including information about its main products, areas it does business in, and other characteristics that set it apart.
- 1. State Farm
- 2. GEICO
- 3. Progressive
- 4. Allstate
- 5. USAA
- 6. Liberty Mutual
- 7. Farmers
- 8. Nationwide
- 9. Travelers
- 10. American Family
- 11. AAA Insurance
- 12. Erie Insurance
- 13. Kemper
- 14. National General Holdings Corp.
- 15. AAA Northern California, Nevada & Utah (CSAA)
- 16. Auto-Owners Insurance
- 17. Mercury Insurance
- 18. MetLife
- 19. The Hartford
- 20. Auto Club Insurance Association
- 21. Amica
- 22. The Hanover
- 23. COUNTRY Financial
- 24. NJM Insurance
- 25. Southern Farm Bureau Casualty Insurance Company
- 26. Sentry Insurance
- 27. Shelter Insurance
- 28. Alfa Mutual Insurance Company
- 29. Ameriprise Financial
- 30. Chubb
- 31. Texas Farm Bureau Insurance
- 32. Farm Bureau Insurance of Tennessee
- 33. Plymouth Rock
- 34. The Cincinnati Insurance Company
- 35. North Carolina Farm Bureau Insurance
- 36. Kentucky Farm Bureau Insurance
- 37. State Auto
- 38. Grange Insurance
- 39. American National
- 40. Loya Insurance Group
- 41. Farm Bureau Financial Services
- 42. Safety Insurance
- 43. The Wawanesa Mutual Insurance Co.
- 44. Horace Mann
- 45. Markel Corporation
- 46. Michigan Farm Bureau
- 47. Home State Insurance Group
- 48. American Access Casualty Company
- 49. 21st Century Insurance
- 50. Safeco
1. State Farm
State Farm is the largest car insurance company in the United States. Approximately 1 in 6 drivers nationwide are insured by State Farm. State Farm is a mutual insurance company, which means it’s owned by its policyholders. Today, State Farm employs approximately 70,000 people across the country and has 19,000 agents. State Farm offers strong customer service at a slightly higher price than most competitors on this list.
- Website: www.statefarm.com
- Phone Number: 1-800-782-8332
- Headquarters: Bloomington, IL
- Market Share: 15.93%
GEICO is the second-largest car insurance company in the United States. With 36,000 employees and nine regional offices across the country, GEICO is well-positioned to serve policyholders anywhere in America. Originally founded as the Government Employees Insurance Company, GEICO is known for offering some of the cheapest insurance premiums in the country. In many states, GEICO is the cheapest major insurance company. If you want good-value car insurance from a respected major brand, then GEICO is a great option.
- Website: www.geico.com
- Phone Number: 1-800-841-2964
- Headquarters: Chevy Chase, MD
- Market Share: 14.31%
Progressive was founded in 1937, making it one of the youngest companies among the top 10 largest insurance companies. Today, Progressive lets policyholders purchase car insurance directly, online, or over the phone. Customers can also sign up through independent insurance agents. With 33,000 employees and 400 offices across the country, Progressive is available in all 50 states. It’s also a publicly traded company.
- Website: www.progressive.com
- Phone Number: 1-866-407-4844
- Headquarters: Mayfield, OH
- Market Share: 13.71%
Founded in 1931, Allstate is the second-largest publicly traded property and casualty insurance company in the United States. Allstate also has several major insurance brands under its umbrella – including Esurance, a fully-owned subsidiary of Allstate. Allstate provides excellent car insurance for customers willing to pay a premium for local and personal service, while Esurance is catered towards self-directed customers looking for cheaper insurance premiums. Overall, Allstate offers strong insurance products suited to all types of budgets.
- Website: www.allstate.com
- Phone Number: 1-877-810-2920
- Headquarters: Northbrook, IL
- Market Share: 10.41%
USAA is frequently ranked as the best car insurance company in the United States. USAA consistently ranks near the top of the list as one of the most affordable car insurance companies in the country. However, unlike other budget car insurance companies, USAA doesn’t offer poor claims satisfaction or customer service. There is a ‘catch’ with USAA: it’s only available to active duty or retired members of the US military and their families. If you qualify for USAA, however, it’s one of the best insurance options around.
- Website: www.usaa.com
- Phone Number: 1-800-531-8722
- Headquarters: San Antonio, TX
- Market Share: 6.01%
6. Liberty Mutual
Liberty Mutual has provided car insurance across the United States for more than 100 years. It’s also one of the few companies at the top of this list to have a substantial international presence: Liberty Mutual operates in 17 countries. Today, Liberty Mutual offers a wide range of property and casualty insurance, health insurance, and life insurance policies. Auto insurance remains Liberty Mutual’s core business, however, accounting for about 40% of net written premiums. The Boston-headquartered isn’t as well-rated as some of the top options on this list, but it may be the right choice for your needs and budget.
- Website: www.libertymutual.com
- Phone Number: 1-800-837-5254
- Headquarters: Boston, MA
- Market Share: 4.88%
As you may have guessed from the name, Farmers began its life as an insurance company catering to rural farmers and their farm vehicles. Today, Farmers has grown to become the seventh-largest insurance company in America. Farmers is available in all 50 states, offering mid-range coverage options and customer service. Farmers doesn’t charge the same competitive rates as low-cost options like GEICO and USAA, but it remains one of the largest and most popular insurance companies in the United States.
- Website: www.farmers.com
- Phone Number: 1-800-493-4917
- Headquarters: Woodland Hills, CA
- Market Share: 4.76%
Nationwide is one of the largest companies in the United States: in addition to offering car insurance, the company also offers financial services, commercial line insurance, and personal line insurance. As you may have guessed from the name, Nationwide serves customers in all 50 states. Today, Nationwide has a reputation for offering good mid to high-range insurance at a mid to high-range price.
- Website: www.nationwide.com
- Phone Number: 1-877-669-6877
- Headquarters: Columbus, OH
- Market Share: 2.13%
Travelers is one of the oldest major insurance companies in the United States, founded long before cars were even invented. Launched in 1853 in New York City, Travelers has grown to become one of America’s biggest car insurance companies. Travelers wrote its first auto insurance policy all the way back in 1897. Today, the company continues to serve policyholders across the United States and in international markets like Canada and Brazil. Travelers offers particularly good rates for drivers with clean driving records, although other drivers may not find rates as competitive.
- Website: www.travelers.com
- Phone Number: 1-800-842-5075
- Headquarters: Saint Paul, MN
- Market Share: 2.04%
10. American Family
American Family, also abbreviated as AmFam, was launched in the 1930s to insure farmers in the Midwest. Today, the Madison, Wisconsin-based company is one of America’s largest car insurance companies. American Family also offers commercial insurance, life insurance, health insurance, and home insurance, among other insurance products. American Family is known for charging average insurance rates for average customer service.
- Website: www.amfam.com
- Phone Number: 1-800-692-6326
- Headquarters: Madison, WI
- Market Share: 2.10%
11. AAA Insurance
The American Automobile Association is best known for its roadside assistance program, but AAA also offers full auto insurance coverage. AAA offers this coverage through its smaller regional clubs, which have more than 1,000 offices across the United States and Canada. Drivers in Southern California, for example, can get car insurance through the Automobile Club of Southern California, while drivers in northern California can get covered through AAA Northern California, Nevada & Utah. Across all of these families, AAA is one of America’s largest car insurance companies by market share.
- Website: www.aaa.com
- Phone Number: 805-682-5811
- Headquarters: Costa Mesa, CA
- Market Share: 1.22%
12. Erie Insurance
Erie Insurance is a publicly traded insurance company headquartered in Erie, Pennsylvania. Founded in 1925, Erie is a Fortune 500 company that writes auto insurance policies for customers in a small number of selected states, including Illinois, Indiana, Kentucky, Maryland, New York, North Carolina, Ohio, Pennsylvania, Tennessee, Virginia, West Virginia, Wisconsin, and the District of Columbia.
- Website: www.erieinsurance.com
- Phone Number: 1-800-458-0811
- Headquarters: Erie, PA
- Market Share: 1.44%
Kemper is a personal and commercial lines insurance company that provides car insurance to individuals and businesses across the United States. Kemper’s insurance plans are separated into ‘standard’ or ‘preferred’ plans, including the popular Kemper Total insurance package. Kemper interacts with customers through three separate companies, including Kemper Personal and Commercial Lines, Kemper Specialty California, and Kemper Direct.
- Website: www.kemper.com
- Phone Number: 866-860-9348
- Headquarters: Chicago, IL
- Market Share: 1.03%
14. National General Holdings Corp.
National General Holdings Corp is a specialty personal lines insurance holding company offering personal and commercial auto insurance, RV, and motorcycle insurance, supplemental health insurance, and other niche insurance products. The North Carolina-headquartered company was known as the GMAC Insurance Group until changing its name to National General Insurance in 2013. Today, it remains one of America’s most popular home insurance and auto insurance providers, particularly for business owners seeking competitive car insurance prices.
- Website: www.nationalgeneral.com
- Phone Number: 1-800-462-2123
- Headquarters: New York, NY
- Market Share: 1.05%
15. AAA Northern California, Nevada & Utah (CSAA)
Formerly known as CSAA, AAA Northern California, Nevada & Utah is one of America’s largest car insurance companies. Founded in 1900, the Walnut Creek, CA-based company insures millions of drivers across its three target states. It’s not only one of the largest insurance companies in its region, but it is also one of the largest motor clubs in the AAA family.
- Website: https://csaa-insurance.aaa.com
- Phone Number: 800-222-4357
- Headquarters: Walnut Creek, CA
- Market Share:
16. Auto-Owners Insurance
Auto-Owners Insurance is a mutual insurance company offering auto, home, business, and life insurance. One of the unique things about Auto-Owners Insurance is that policies are only sold through independent agents. Today, the Michigan-headquartered company has grown to become one of the largest insurance companies in the country. Auto-Owners is active in 26 states. Based on the number of written premiums, Auto-Owners Insurance is the 17th largest insurance company in the United States.
- Website: www.auto-owners.com
- Phone Number: 1-517-323-1200
- Headquarters: Lansing, MI
- Market Share:
17. Mercury Insurance
Mercury Insurance offers auto, home, and business insurance, among other insurance products. The Los Angeles, California-headquartered company was founded in 1961 to serve western insurance markets. Today, Mercury Insurance is one of America’s largest insurance companies despite only having a presence in 11 states (Arizona, California, Florida, Georgia, Illinois, Nevada, New Jersey, New York, Oklahoma, Texas, and Virginia).
- Website: www.mercuryinsurance.com
- Phone Number: 800-503-3724
- Headquarters: Los Angeles, CA
- Market Share: 0.89%
Metropolitan Life Insurance Company, better known as MetLife, is a New York-based insurance and financial services company with more than 90 million customers in 60+ countries. MetLife is one of the world’s largest insurance and employee benefit program providers. It’s also one of the top 50 largest companies in the United States overall. Today, MetLife sells car insurance policies in all 50 states. MetLife car insurance is particularly popular for those who already have home insurance or employee benefit programs through MetLife.
- Website: www.metlife.com
- Phone Number: 1-800-422-4272
- Headquarters: New York, NY
- Market Share: 0.94%
19. The Hartford
The Hartford is a Hartford, Connecticut-based insurance company founded all the way back in 1810, making it one of the oldest insurance companies in the United States. Today, The Hartford has grown to become one of the largest property and casualty insurance companies in the United States. The company sells car insurance through a network of agents and brokers across the country. The Hartford frequently ranks near the top of insurance company rankings for customer service and claims satisfaction, although prices tend to be higher than the competition.
- Website: www.thehartford.com
- Phone Number: 1-860-547-5000
- Headquarters: Hartford, CT
- Market Share: 0.77%
20. Auto Club Insurance Association
Auto Club Insurance Association, or ACIA, is another affiliate company of the AAA Auto Club Group. Auto Club Insurance Association, also known as the Auto Club Group, specifically serves AAA members in certain Midwest and area states, including Illinois, Indiana, Iowa, Michigan, Minnesota, Nebraska, North Dakota, and Wisconsin. The Dearborn, Michigan-based company is one of America’s largest insurance companies. It’s also the second-largest AAA club in North America.
- Website: www.aaa.com
- Phone Number: 800-222-4357
- Headquarters: Dearborn, MI
- Market Share: 0.73%
Amica Mutual Insurance was founded in 1907 in Providence, Rhode Island. The company was one of the first insurers to sell an auto insurance policy in the United States. Today, Amica has also grown to offer home and life insurance. Originally named the Automobile Mutual Insurance Company of America, Amica employs 3,200+ people across the country and is one of the top-ranked insurance companies for customer service and claims satisfaction.
- Website: www.amica.com
- Phone Number: 800-242-6422
- Headquarters: Lincoln, RI
- Market Share: 0.61%
22. The Hanover
The Hanover Insurance Group, Inc. is a Worcester, Massachusetts-based insurance company founded all the way back in 1852, making it one of the country’s oldest continuous businesses still operating within its original industry. The Hanover has also paid a cash dividend to shareholders every year since 1853. Today, The Hanover has grown to become one of America’s largest car insurance companies, and it continues to make major acquisitions to expand its business. The Hanover changed its name to Allmerica Property & Casualty companies between 1990 and 2005, although it’s now officially known as The Hanover once again.
- Website: www.hanover.com
- Phone Number: 800-922-8427
- Headquarters: Worcester, MA
- Market Share: 0.52%
23. COUNTRY Financial
COUNTRY Financial is a group of American insurance and financial services companies operating in 19 states. The company was founded in 1925 when a group of Illinois farmers teamed up to provide fire and lightning insurance to local farms. COUNTRY Financial expanded quickly, selling its first auto insurance policy in 1927 and life insurance in 1929. As of 2019, COUNTRY Financial serves more than one million households and businesses in 19 states.
- Website: www.countryfinancial.com
- Phone Number: 866-268-6879
- Headquarters: Bloomington, IL
- Market Share: 0.59%
24. NJM Insurance
NJM Insurance Group is an insurance company founded by a group of factory owners in 1913. Originally known as the New Jersey Manufacturers Casualty Insurance Company, NJM is one of America’s largest insurance companies despite only being active in two states. In 2018, NJM expanded outside of its home state for the first time, offering its services to Pennsylvania residents. Today, NJM offers a full spectrum of insurance products, including personal auto, commercial auto, workers’ compensation, homeowners, and umbrella insurance.
- Website: www.njm.com
- Phone Number: 800-232-6600
- Headquarters: West Trenton, NJ
- Market Share: 0.37%
25. Southern Farm Bureau Casualty Insurance Company
Southern Farm Bureau Casualty Insurance Company is a Ridgeland, Mississippi-based insurance company offering a full spectrum of auto, home, and life insurance products. Founded in 1947, Southern Farm Bureau Insurance sells insurance products in six states, including Arkansas, Colorado, Florida, Louisiana, Mississippi, and South Carolina.
- Website: http://w3.sfbcic.com
- Phone Number: 601-957-7777
- Headquarters: Ridgeland, MS
- Market Share: 0.38%
26. Sentry Insurance
Sentry Insurance is a mutual insurance company known mostly for its business insurance, including business auto insurance. However, the company offers a full spectrum of insurance products – including life, auto, and business insurance – to customers in 27 states. With 1.1 million policyholders in the Sentry family, Sentry has grown to become one of America’s largest insurers. Sentry is headquartered in Stevens Point, Wisconsin.
- Website: www.sentry.com
- Phone Number: 800-473-6879
- Headquarters: Stevens Point, WI
27. Shelter Insurance
Shelter Insurance Company is a mutual insurance company offering auto, property, business, and life insurance in 15 states. Shelter is headquartered in Columbia, Missouri. Founded in 1946 with the goal of providing affordable auto insurance to Missourians, Shelter has grown to serve policyholders in 18 states. The company has 1,300 licensed agents and consistently receives high ratings from A.M. Best, indicating that it’s in a strong position of financial strength.
- Website: www.shelterinsurance.com
- Phone Number: 800-743-5837
- Headquarters: Columbia, MO
28. Alfa Mutual Insurance Company
Alfa Mutual Insurance Company, also known as Alfa Mutual Group, is a Montgomery, Alabama-headquartered insurance company founded in 1946 as the Alabama Farmers Federation. The company offers a range of auto, home, and life insurance products. Today, Alfa and its affiliates provide insurance and other financial services to more than 1 million customers in 11 states.
- Website: www.alfainsurance.com
- Phone Number: 800-964-2532
- Headquarters: Montgomery, AL
29. Ameriprise Financial
Ameriprise is a home and auto insurance company headquartered in Green Bay, Wisconsin. The company offers auto, home, condo, renters, umbrella, and travel insurance. Founded in 1894, Ameriprise insures more than 700,000 people in 43 states. If you’re a Costco member, you can get preferential rates through Ameriprise: Costco has partnered with Ameriprise to offer sharply discounted rates on car insurance. The average Ameriprise car insurance policy is priced at just $500 to $650 per year for Costco members, making it one of the cheapest reputable car insurance companies in the United States.
- Website: www.ameriprise.com
- Phone Number: 888-239-9953
- Headquarters: Minneapolis, MN
Chubb is the world’s largest publicly traded property and casualty insurance company and the largest commercial insurer in the United States. Chubb operates in 54 countries. In the United States, Chubb offers a popular high-end car insurance coverage option called Chubb Masterpiece. This insurance includes agreed value coverage, OEM parts and procedures, higher coverage limits, and other premium features. Chubb also offers classic car insurance. Overall, Chubb is one of the few car insurance companies on this list to cater specifically to high-net-worth individuals.
- Website: www.chubb.com
- Phone Number: 866-324-8222
- Headquarters: Whitehouse Station, NJ
31. Texas Farm Bureau Insurance
Texas Farm Bureau Insurance has protected Texans for over 50 years. Today, the company sells a full range of insurance products across the state, including auto insurance, home and property insurance, life insurance, and farm and ranch insurance. Texas Farm Bureau Insurance consistently ranks as one of the top insurance companies in Texas by J.D. Power: as of 2019, the company has achieved the highest customer satisfaction among auto insurers in Texas for eight years in a row.
- Website: www.txfb-ins.com
- Phone Number: 800-772-6535
- Headquarters: Waco, TX
32. Farm Bureau Insurance of Tennessee
Farm Bureau Insurance of Tennessee, also known as Tennessee Farmers Insurance Companies, is one of the most popular insurance companies in the southeastern United States. Just like its sister company Texas Farm Bureau Insurance, Farm Bureau Insurance of Tennessee consistently ranks as one of the top insurance companies in its region for customer satisfaction. J.D. Power has awarded Farm Bureau Insurance of Tennessee the “highest customer satisfaction” award for eight years in a row.
- Website: www.fbitn.com
- Phone Number: 877-876-2222
- Headquarters: Columbia, TN
33. Plymouth Rock
Plymouth Rock Assurance is a marketing name used by a group of separate insurance companies. Collectively, however, Plymouth Rock has grown to become one of the largest insurance companies in the eastern United States. Plymouth Rock has a particularly strong presence in New Jersey, where insurance policies are underwritten by Palisades Insurance Company and its affiliates. Plymouth Rock is also available in New Hampshire, Pennsylvania, Massachusetts, and Connecticut.
- Website: www.plymouthrock.com
- Phone Number: 833-596-5573
- Headquarters: Red Bank, NJ
34. The Cincinnati Insurance Company
The Cincinnati Insurance Company, also known as CinFin, is a Fairfield, Ohio-based insurance company founded in 1950. The company offers a comprehensive suite of insurance products for individuals and businesses. All Cincinnati insurance products are offered through a group of independent agents. The company is a subsidiary of Cincinnati Financial Corporation and currently controls approximately 1% of the domestic property and casualty insurance market in the United States.
- Website: www.cinfin.com
- Phone Number: 888-242-0888
- Headquarters: Fairfield, OH
35. North Carolina Farm Bureau Insurance
North Carolina Farm Bureau Insurance Group provides auto, home, life, and health insurance across North Carolina. Like other Farm Bureau Insurance organizations listed here, North Carolina Farm Bureau Insurance Group emphasizes strong customer service and claims satisfaction. The Raleigh-based company is also an authorized agent of BlueCross BlueShield of North Carolina. Whether needing auto insurance or a full spectrum of insurance products, North Carolina Farm Bureau Insurance is one of the more popular insurance providers in the Tar Heel State.
- Website: www.ncfbins.com
- Phone Number: 919-782-1705
- Headquarters: Raleigh, NC
36. Kentucky Farm Bureau Insurance
Kentucky Farm Bureau is a mutual insurance company that has served families and businesses across the state since 1943. It’s the largest property and casualty insurance company in Kentucky. The goal of the Kentucky Farm Bureau is to serve as the voice of Kentucky agriculture overall. With that goal in mind, the Kentucky Farm Bureau has subsidiary organizations for public affairs, insurance, health and wellness, and more. The Louisville-based company offers a full range of insurance products ranging from auto and homeowners insurance to mobile home, boat, church, and earthquake insurance.
- Website: www.kyfb.com
- Phone Number: 502-495-5000
- Headquarters: Louisville, KY
37. State Auto
State Auto is a Columbus, Ohio-headquartered insurance company founded in 1921. Today, the company offers a range of induvial, business, and farm and ranch insurance products, including auto, home, condo, renters, and umbrella insurance. State Auto has a particularly strong presence in the Columbus metropolitan area and only provides insurance within the state of Ohio.
- Website: www.stateauto.com
- Phone Number: 888-724-3577
- Headquarters: Columbus, OH
38. Grange Insurance
Grange Mutual Casualty Company, also known as Grange Insurance, is a Columbus, Ohio-based insurance company with a network of around 4,000 agents across the country. The company offers home, auto, life, and business insurance, among other insurance products. Founded in 1935, Grange now operates in 13 states, including Georgia, Illinois, Indiana, Iowa, Kentucky, Michigan, Minnesota, Ohio, Pennsylvania, South Carolina, Tennessee, Virginia, and Wisconsin.
- Website: www.grangeinsurance.com
- Phone Number: 800-422-0550
- Headquarters: Columbus, OH
39. American National
American National is a Galveston, Texas-based insurance company founded in 1905. Today, the company has grown to offer personalized insurance coverage for anyone needing life, home, business, and auto insurance, among other insurance products. Also known as ANICA, American National operates in all 50 states and Puerto Rico. Policies are sold through local agents, so visit the official website to find a local agent close to you.
- Website: www.americannational.com
- Phone Number: 800-899-6519
- Headquarters: Galveston, TX
40. Loya Insurance Group
Loya Insurance Group, also known as Fred Loya Insurance, is a car insurance company based in El Paso, Texas. Founded in 1990 by Fred Loya, the company has expanded to sell insurance in 11 states, including California, Colorado, Illinois, Indiana, Nevada, New Mexico, Texas, Georgia, Alabama, Arizona, and Ohio. The company is part of the Hispanic 500, which is a directory of the 500 largest Hispanic-owned businesses in the United States.
- Website: www.fredloya.com
- Phone Number: 888-248-8787
- Headquarters: El Paso, TX
41. Farm Bureau Financial Services
Farm Bureau Financial Services offers a range of insurance products and financial services, including auto insurance for all types of vehicles. In addition to offering standard car insurance, Farm Bureau Financial Services offers motorcycle, RV, and farm vehicle insurance, among other insurance products. Farm Bureau Financial Services was founded in Des Moines, Iowa in 1939. Today, the company provides car insurance to customers in Arizona, Iowa, Kansas, Minnesota, Nebraska, New Mexico, South Dakota, and Utah.
- Website: www.fbfs.com
- Phone Number: 866-399-FBFS
- Headquarters: West Des Moines, IA
42. Safety Insurance
Safety Insurance is a popular insurance provider for residents of Massachusetts, Maine, and New Hampshire. The Boston-based company provides a full spectrum of auto, homeowners, umbrella, and business insurance products to residents of those three states. Safety Insurance was founded in 1979. Today, the company has grown to become one of the region’s leading property and casualty insurance companies.
- Website: www.safetyinsurance.com
- Phone Number: 617-951-0600
- Headquarters: Boston, MA
43. The Wawanesa Mutual Insurance Co.
The Wawanesa Mutual Insurance Co. is the only company on this list that is headquartered outside the United States. The Winnipeg, Manitoba-headquartered company is one of the top 10 largest property and casualty insurance companies in Canada. Since 1974, however, The Wawanesa has also served customers in two states: Oregon and California. With over 2 million policies across North America, The Wawanesa is one of the top 50 largest car insurance companies in the United States. The company was originally founded as a farmers’ mutual insurance company in 1896 in Wawanesa, Manitoba. Today, the company’s US division is headquartered in San Diego.
- Website: www.wawanesa.com
- Phone Number: 800-640-2920
- Headquarters: San Diego, CA
44. Horace Mann
Horace Mann is an insurance and financial services company founded in 1945 by two teachers in Springfield, Illinois. The company was launched with the goal of providing affordable auto insurance to teachers. Today, Horace Mann serves more than 4,100 school districts nationwide and is publicly traded on the New York Stock Exchange (NYSE:HMN). Because Horace Mann has such a large presence among teachers nationwide, it is officially one of America’s largest car insurance companies. Teachers can access a full spectrum of insurance products through Horace Mann, including auto, home, renters, liability, life, and disability insurance.
- Website: www.horacemann.com
- Phone Number: 800-999-1030
- Headquarters: Springfield, IL
45. Markel Corporation
Markel is a Glen Allen, Virginia insurance company offering a full suite of auto and business insurance policies. The company is best known for its specialty insurance offered through Markel Specialty, which includes insurance products for classic cars, RVs, farm equipment, snowmobiles, vacant dwellings, and other unique property not covered by traditional insurance. Markel Specialty is one of four insurance divisions within the Markel Corporation.
- Website: www.markelinsurance.com
- Phone Number: 800-431-1270
- Headquarters: Glen Allen, VA
46. Michigan Farm Bureau
The Michigan Farm Bureau, also known as Farm Bureau Insurance of Michigan, was founded on the Michigan State University campus in 1919 with the goal of promoting the interests of agricultural members in the state of Michigan. Today, the Lansing-based company continues to serve as “Michigan’s Voice of Agriculture” while also offering health insurance, farm insurance, and auto insurance, among other services.
- Website: www.michfb.com
- Phone Number: 800-292-2680
- Headquarters: Lansing, MI
47. Home State Insurance Group
Home State Insurance Group consists of two companies, including Equity Insurance Company and Home State County Mutual Insurance Company. Both companies serve policyholders across the state of Texas. Founded in 1948, Home State Insurance Group is headquartered in Waco, Texas. The company offers auto and home insurance exclusively to Texas residents.
- Website: www.homestate.net
- Phone Number: 254-776-4521
- Headquarters: Waco, TX
48. American Access Casualty Company
American Access Casualty Company is one of America’s leading providers of non-standard auto insurance. American Access Casualty Company has a particularly strong presence within the Hispanic community in the United States, and it’s one of the few companies that accept Mexican driver’s licenses for new policyholders. Today, AACC provides insurance policies in Illinois, Indiana, Nevada, Arizona, and Texas.
- Website: www.aains.com
- Phone Number: 888-663-5443
- Headquarters: Downers Grove, IL
49. 21st Century Insurance
21st Century Insurance is a wholly-owned subsidiary of Farmers Insurance Group. The company only provides car insurance in two states: California and Hawaii. Founded in Los Angeles in 1958, 21st Century Insurance specializes in private passenger auto insurance. For most of its history, 21st Century Insurance was known as 20th Century Insurance before changing its name to match the new millennium.
- Website: www.21st.com
- Phone Number: 888-535-9410
- Headquarters: Wilmington, DE
Safeco is an insurance company acquired by Liberty Mutual in 2008, although the company continues to operate under its own brand and business model. Seattle-based Safeco distinguishes itself from the competition by selling insurance exclusively through independent insurance agents. Safeco’s auto insurance policies offer personalized coverage for all types of vehicles along with an extensive list of discounts.
- Website: www.safeco.com
- Phone Number: 800-332-3226
- Headquarters: Seattle, WA
Final Word on Our List of Car Insurance Companies
The top 50 largest car insurance companies in the United States all serve different needs. Some insurance companies focus on budget-conscious consumers, while others focus on high-net-worth policyholders. Some insurance companies are only available in a handful of states, while others are available nationwide.
Remember to research each company thoroughly before signing up for a policy. The companies at the top of the list are more likely to offer coverage nationwide, while the companies towards the bottom of the list are more likely to be smaller, local companies. If 24/7 customer support and more coverage options are important to you, consider using a larger insurance company. If personalized service and a better customer experience are important to you, consider using a smaller insurance company.
Whether you’d like to buy insurance from a big mega-corporation or from a smaller provider, it’s always best to shop around to find the lowest prices. Compare car insurance quotes online today to get the best car insurance rates from any of the top 50 largest car insurance companies in the United States.