CALL NOW: (210) 695-5075

As your local San Antonio Allstate agency we can help you with your insurance needs

About me

William Cantu - San Antonio, TX - Allstate Agent
William Cantu 6603 W Loop 1604 N Ste 103
San Antonio, TX, 78254
Call: (210) 695-5075(210) 695-5075
Fax: (210) 688-7812
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Our family has worked closely with Allstate for years to help people with their insurance needs – from homes to auto to boats and more. Our quality, service-oriented agency is not only owned and operated by a family, customers tell us we make them feel like family too.

I’m proud to work with a company who’s been serving satisfied customers for over 80 years. Customers count on outstanding financial strength and superior claims service to help protect what they value most. Allstate delivers on their promise. In fact, their outstanding financial strength and superior claims service received an A+ (Superior) rating by A.M. Best. Quality service, strength and satisfaction – that’s something I’m glad to be a part of.

I’m committed to helping you keep your financial life on track. Not only can I assist you with Allstate’s broad range of financial solutions, I can offer my knowledge to help you achieve your financial goals. That includes planning for your child’s education or planning your retirement.

Honor Ring-2 Years
National Conference Award-1 Year

Bachelor of Arts-University of North Texas

Spoken Languages:

*For financial product transactions in a language other than English, customers must use an interpreter.

My Team

John Moore - San Antonio, TX - Allstate Team
John Moore Personal Financial Representative John is the Personal Financial Representative. Customers enjoy working with John because of his experience with life insurance and helping you with your retirement.
Herminia  Mesa - San Antonio, TX - Allstate Team
Herminia  Mesa Officer Manager Herminia has been a sales producer at the William Cantu Agency for 6 years. Herminia speaks English and Spanish. She is very friendly and customers enjoy working with her.
Luis Urbina - San Antonio, TX - Allstate Team
Luis Urbina Sales Producer Luis Urbina is great with customers. He is ready to go the extra mile. His friendly and positive persona makes the customers feel welcome.
Aaron Thomas Cantu - San Antonio, TX - Allstate Team
Aaron Thomas Cantu Customer Service Aaron has worked for the William Cantu Agency for two years and is our Customer Service Rep. He does a great job taking payments and directing customers to the appropriate licensed staff.


Business Hours
9:00 a.m.
8:00 p.m.
9:00 a.m.
8:00 p.m.
9:00 a.m.
8:00 p.m.
9:00 a.m.
8:00 p.m.
9:00 a.m.
6:00 p.m.
9:00 a.m.
1:00 p.m.
Available By Appointment: Sunday

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Insurance is unlike any other product out there - you pay for it and hope you never have to use it. And that makes paying more than you need to that much more uncomfortable.
With a policy from Allstate, you can help keep your insurance costs low with the wide variety of discounts we offer. Keep in mind, not all discounts are available in every state. The best way to get all that you qualify for is to get an insurance quote specific to San Antonio.
You can get a rough "ballpark" insurance quote from many companies online, but talking with an agent allows you to ask questions and get a quote for coverage that matters most to you. An agent can prepare a quote that details the coverage, deductibles (your portion of a loss) and cost (premium) of your insurance policy.

Areas Served

  • San Antonio
  • Helotes
  • Beacon Hill
  • Alta Vista
  • Five Points
  • Tobin Hill
  • Olmos Park
  • Balcones Heights
  • Alamo Heights
  • Terrell Hills
  • 78254
  • 78253
  • 78023
  • 78250
  • 78251
  • Products Offered

    Auto Insurance
    Car Insurance
    Life Insurance
    Insurance Agent
    College Savings Plans
    Business Insurance
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    William Cantu is insurance licensed in the state(s) of Texas. If you do not reside in the state(s) of Texas, please go to the Find an Agent section on to search for another Allstate Agent or Personal Financial Representative.

    Subject to terms, conditions & availability.

    This material is intended for educational purposes only. Auto and homeowners insurance, and other property and casualty insurance products, are available from Allstate Insurance Company, Allstate Indemnity Company, Allstate Property and Casualty Insurance Company and Allstate Fire and Casualty Insurance Company (Home Offices: Northbrook, IL); Allstate New Jersey Insurance Company and Allstate New Jersey Property and Casualty Insurance Company (Home Offices: Bridgewater, NJ); and Allstate County Mutual Insurance Company and Allstate Texas Lloyd's (Home Offices: Irving, TX). Life insurance issued by Allstate Life Insurance Company: Northbrook, IL; and American Heritage Life Insurance Company: Jacksonville, FL. In New York, Allstate Life Insurance Company of New York: Hauppauge, NY. Securities offered by Personal Financial Representatives through Allstate Financial Services, LLC (LSA Securities in LA and PA). Registered Broker-Dealer. Member FINRA, SIPC. Main Office: 2920 South 84th Street, Lincoln, NE 68506. (877) 525-5727.

    Allstate and its affiliates do not render tax or legal advice. Please consult with your tax and legal advisors regarding your personal circumstance.