Products and Services
Free Fillin’® Rewards Program

Whether you’re filling up for your weekly commute to work or taking a summer road trip, with our Free Fillin’® rewards program you can earn great rewards such as free gasoline or airline miles.

It’s Easy! You will earn one stamp every time you fill up your tank at any participating Tesoro location.*

Free Fuel! Once you collect enough stamps, you may redeem your booklet for up to $5 off a future gasoline or diesel purchase. You will be rewarded right at the store. That’s instant savings!

Free Airline Miles! You can also redeem your stamps for free airline miles. Simply choose from any one of our partner airlines including Alaska Airlines, Hawaiian Airlines HawaiianMiles®, Delta Air Lines Delta SkyMiles®* or Northwest Airlines WorldPerks® when you register for the Free Fillin’ program.

*Delta SkyMiles offered in Southern Idaho, Utah, Wyoming, Easter Nevada, Western Montana and Colorado.
*Payment of applicable taxes/fees is required and other restrictions apply. See terms and conditions below for details.

Redeeming your Free Fillin’® rewards is as simple!

To redeem your Free Fillin’ booklet for free gasoline, simply check the “free gasoline” box on your booklet and fill out your name, address and phone number. When you have collected enough stamps, take the booklet to a participating Tesoro station to redeem your reward.

To redeem your Free Fillin’ booklet for your free airline miles, simply check the appropriate airline miles box on your booklet, enter your airline’s frequent flyer account number, name, address and phone number, and take it to a participating Tesoro station or mail to Tesoro Corporation, Attn: Free Fillin, 300 Concord Plaza Drive, San Antonio, Texas 78216-6999. No purchase is necessary to redeem your airline miles. Please allow up to eight weeks for processing.

For more information, please see Tesoro Free Fillin’ program rules and details at participating Tesoro stations, or contact Tesoro Customer Care toll-free at 1-877-7TESORO.

Conditions

Stamps can be collected only at participating Tesoro locations with a minimum purchase of eight gallons of gasoline or diesel fuel.

The Tesoro Free Fillin’ Program is not offered at Mirastar® stations.

To qualify for free airline miles through the Free Fillin’ Program, you must already be a member or join a participating airlines frequent flyer program before submitting your award booklet.

Airline miles are subject to the rules of the respective airline partners and such airline miles program is subject to modification or termination by the airline. Use of miles is subject to the air carrier’s frequent flyer program rules.

*All SkyMiles program rules and conditions apply. To review the current SkyMiles Membership Guide and Program Rules, please visit www.delta.com/skymiles. Award tickets may require payment of a September 11th Security Fee of up to $10 per round-trip and/or U.S. or foreign user, inspection, customs, security or similar taxes of up to $250, depending on itinerary. Canada taxes may also apply to some Awards and may fluctuate based on Banker’s Selling Rate on the day the tickets are issued.