Passport Application Services - Vicksburg 3415 Pemberton Square Blvd Vicksburg, MS 39180 Phone : (601) 636-1022 Business Category Passport Application Services Toll-Free           (800) ASK-USPS Fax           (601) 638-1023 Post Office - Vicksburg 3415 Pemberton Square Blvd Vicksburg, MS 39180 Phone : (601) 636-1022 Post Office - Vicksburg Business Category Post Offices Toll-Free           (800) ASK-USPS Fax           (601) 638-1023 U S Government--post Office, Post Master 3415 Pemberton Square Blv Vicksburg, MS 39180 Phone : (601) 636-1022 Business Category Post Offices Government Offices & Public Schools