Passport Application Services - Middleport 42 Main St Middleport, NY 14105 Phone : (716) 735-3300 Business Category Passport Application Services Toll-Free           (800) ASK-USPS Post Office - Middleport 42 Main St Middleport, NY 14105 Phone : (716) 735-3300 Business Category Post Offices Toll-Free           (800) ASK-USPS