Colonial Supplemental Ins

100 E San Marcos Blvd # 413
San Marcos, CA 92069-2986

Phone: (760) 510-5910

Map to Colonial Supplemental Ins

Colonial Supplemental Ins is committed to providing San Marcos residents with professional guidance and protection. Stop by at 100 E San Marcos Blvd # 413 in San Marcos or call (760) 510-5910 for a no obligation quote. Serving San Marcos and the greater San Diego county area.

Insurance Videos

How to File an Auto Insurance Claim
Follow these guidelines when filing a car insurance claim after an accident.

Protecting your Home from Earthquake
Learn simple ways to improve the security of your home against this disaster.

Replacement Auto Parts
Are replacement parts as good as factory originals? Watch this video to find out!

How to Save Money on Auto Insurance
Dropping certain coverages and getting all your entitled discounts can really add up!

Keeping Teen Drivers Safe on the Road
Learn about new laws that are keeping teenagers safer on the road.

From Our Insurance Blog

Find a Local Insurance Agent

Our database of insurance agents allows you to find a local agent quickly. Over 200,000 agents to choose from!

Insurance Resources

Every U.S. state has a government division that provides consumer information. To visit your state's website, choose your state below.