Guillermo Calvillo is your Ontario area local GEICO agent and is here to help you with all of your car insurance needs. Call his office at 909-874-3426 or stop by the office at 980 Ontario Mills Drive, Suite B for a free rate quote today. In just a few minutes, you’ll find out how much you could save with GEICO. Guillermo and his staff will be more than happy to tailor a car insurance policy to fit your needs, but be sure to ask about our other insurance products, too! Your local GEICO office can help you get a homeowners or renters policy through the GEICO Insurance Agency. GEICO can help you with coverage for your motorcycle, ATV or RV, too! The sooner you contact Guillermo, the sooner you could start saving with GEICO. Why pay any more for insurance than you have to? Contact your local GEICO office today for outstanding insurance at a great rate.. * Automobile Insurance* Motorcycle Insurance* Homeowner's/Renter's Insurance* Flood Insurance* Mobile Home Insurance* Boat & Yacht Insurance* Property & Casualty Insurance* Umbrella Protection