Coastcomp Insurance Agency
COASTAL COMPREHENSIVE INSURANCE AGENCY INC.
19720 E Walnut Dr S, Suite 101, Walnut CA 91789
CALIFORNIA LIC #0476660
Call us now: (909) 598-1958
(626) 965-0901 | Fax: (909) 598-2997
Mercury Insurance - Auto Insurance in Walnut, CA

Auto Insurance for Diamond Bar, CA

At Coastcomp Insurance Agency, we understand that choosing the right car insurance is a critical decision. Serving Diamond Bar, CA, and the greater San Gabriel Valley since 1974, our independent agency offers personalized and comprehensive auto insurance solutions tailored to each client’s specific needs.


Comprehensive Coverage Options

We design our car insurance policies to provide you with peace of mind on the road. From liability coverage to protect against damages you may cause to others, to comprehensive and collision coverage that safeguards your vehicle against various risks, we’ve got you covered. Additionally, we offer uninsured and underinsured motorist coverage, ensuring you are protected even in situations where the other driver lacks adequate insurance.


Being an independent agency means we work for you, not the insurance companies. Our dedicated agents take the time to understand your unique requirements and budget constraints. This allows us to recommend the best car insurance options available, helping you make an informed decision without any pressure.


Since 1974, Coastcomp Insurance Agency has proudly served the San Gabriel Valley. Our deep roots in the community reflect our commitment to providing exceptional service and building long-lasting relationships. Our clients trust us for our reliability, expertise, and the personal touch we bring to every interaction.


Contact Coastcomp Insurance Agency today for a quote and experience the difference between personalized, and local service. Don’t settle for less—get the coverage you deserve.

Car Insurances Paper and Toy Car — Diamond Bar, CA — Coastcomp Insurance Agency
Car Insurance Options
The team at Coastcomp Insurance Agency has you covered with our car insurance policy options. Our range of auto insurance policies will make sure you, your family, and your car are safeguarded for the future. The policy options we provide include:
  • Collision Coverage
  • Comprehensive Coverage
  • Liability Coverage
  • Medical Coverage
  • Uninsured Motorist Coverage
Our goal is to help our clients feel safe and protected when they head out on the road, and for over 45 years, we’ve done just that. With our insurance knowledge and experience, we will offer you the best coverage options for your needs. We will be there with you to answer your questions and make sure you kept up-to-date throughout the process.

Do you need an auto insurance plan you can rely on in Diamond Bar, CA? Call Coastcomp Insurance Agency to get started at (909) 598-1958.
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