U.S. Postal Service is located at Alton Square Mall in Alton, IL. The mall is situated at Alton Square Mall Dr. & Homer Adams Pkwy. (Rt. 3), Alton, IL 62002. Use the map below to find the exact location and browse other nearby U.S. Postal Service stores.
| Address | Alton Square Mall Dr. & Homer Adams Pkwy. (Rt. 3), Alton, IL 62002 |