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Your Local Abingdon Independent Insurance Agency

Harmon Insurance Agency, a division of Preston Insurance Agency IL, LLC specializes in auto, home, business, and life insurance.

Harmon Insurance Agency, a division of Preston Insurance Agency IL, LLC, has evolved over the past 75 years. Our agency offers a higher level of service to our clients throughout the state of Illinois along with clients in Indiana, Iowa and Minnesota. It is our goal to provide our clients with professional and expert service as well as monitoring and evaluating their ever changing insurance needs but also make sure they have the best pricing, coverage and claims service.

Read what satisfied customers have said about Harmon Insurance Agency, a division of Preston Insurance Agency IL, LLC.
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Auto Insurance

Paying too much for auto insurance? With our flexible coverage options and expert service, you’ll know that your vehicle is getting the best protection possible.
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Home Insurance

Your home is your greatest investment, but you shouldn’t have to break the bank to insure it. Find out how much we can save you on your policy.
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Business Insurance

As a business owner, you have enough on your mind without having to worry about your insurance needs. Let us find the best coverage at the best rates for you.
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Recent News & Updates

5 Common Business Insurance Gaps

Posted: May 19, 2026

Many businesses carry insurance but still face coverage gaps when a claim arises. That usually does not mean the business had no insurance at all. It means the policy in place did not match the loss that occurred. A company may have general liability coverage but no protection for a professional mistake. It may insure a building but not carry enough coverage for storm damage,...

4 Ways Telematics Can Impact Car Insurance

Posted: May 16, 2026

Telematics is technology that tracks driving behavior via a mobile app, a plug-in device, or a built-in vehicle system. Insurance companies may use that data to better understand how a person drives in real-life conditions. Instead of solely factoring age, vehicle type, ZIP code, and claims history, some insurers also evaluate driving habits. That can create savings opportunities for some drivers, but it can also...

Who Needs Professional Liability Insurance the Most?

Posted: May 4, 2026

Professional liability insurance is designed for businesses that give advice, provide services, create plans, or make recommendations that clients rely on. When a client says a mistake, missed detail, or failure to deliver caused financial harm, this is the type of coverage that may step in. It is often called errors and omissions insurance, and it fills a gap that many service businesses do not...

Does Your Roof Affect Homeowners’ Insurance Rates?

Posted: May 2, 2026

Part of providing for your family is literally “putting a roof over their heads.” Your home’s roof protects your family and property from damage. The roof’s condition can affect your insurance, including premium rates and whether a carrier will insure your home. Insurers consider your roof’s age, condition, material, and local weather when deciding coverage. How Roof Age Can Affect Rates The age of a...