Potbelly Sandwich Shop is a fast-casual restaurant chain founded in 1977 in Chicago, renowned for its oven-toasted sandwiches, soups, salads, and hand-dipped milkshakes. With a warm, neighborhood-centric atmosphere, Potbelly has expanded to 445 locations across 32 U.S. states as of February 2025. The brand is actively pursuing a franchise-led growth strategy, aiming to reach 2,000 units nationwide within the next 8 to 10 years. Potbelly's flexible store formats and emphasis on quality ingredients make it an attractive tenant for diverse retail environments.