We have confirmed with our PR rep that no loyalty membership or app is required for the offer. There is miscommunication on their end, regarding the promo’s fine print. As a result, please clarify first before ordering. With the temperatures still hot outside, everyone’s looking for ways to cool off on the cheap. Potbelly Sandwich Shop is shaking up the beginning of fall from Friday, September 20 to Monday, September 23.
Get a FREE shake with the purchase of an entrée at participating locations — just mention “Free Shake Offer” at check out. Limit one per person, per day — while supplies last.
Choose from vanilla, chocolate, coffee, OREO, banana, mixed berry or strawberry. (The banana milkshake is sooooo good, if you enjoy a more tropical twist in your sweets.)
There are 11 locations in Colorado — Boulder, Castle Rock, Denver (5), Fort Collins (2), Lakewood, Lone Tree and Thornton.