To take advantage of the offer, simply order an Original-sized sandwich using promo code “BOGO” online or through the Potbelly app and you’ll receive a free Original-sized sandwich of equal or lesser value on the house. The offer is limited to one redemption per order.

While fans are not required to be a member of the Potbelly Perks loyalty rewards program to participate in the deal, you will have to redeem the offer at Potbelly.com or through the Potbelly app.

Potbelly’s BOGO birthday offer is valid at participating locations nationwide for one day only on Friday, January 13, 2023.

Image via Potbelly