Passport Application Services - Galleria Postal Store 2125 Saint Louis Galleria Saint Louis, MO 63117 Phone : (314) 726-0675 Business Category Passport Application Services Toll-Free           (800) ASK-USPS Post Office - Galleria Postal Store 2125 Saint Louis Galleria Saint Louis, MO 63117 Phone : (314) 726-0675 Business Category Post Offices Toll-Free           (800) ASK-USPS