University Mailing Services


next-day and second-day letters and Saturday delivery

Reference Links



Reference Links

University Buildings List

United States Postal Service


Reference Information

Acronyms and abbreviations (for state names, streets, etc.)

Glossary of postal terms

United States Postal Service customer guide

United States Postal Service

Find a zip code

Calculate your postage

Locate a post office

UPS tracking

UPS is the University of Pittsburgh’s preferred express mail and ground shipment partner.

Oakland Campus Zip Codes

Lower campus: 15260

Upper campus: 15261

Residence halls: 15213