Hyannis Post Office

Post office

385 Main Street, Hyannis, MA 02601

Hours are not published. Call before you go.

Hours and addresses come from the State Department listing, updated November 2, 2026.

Book at USPS Directions Facilities in Hyannis Facilities in Massachusetts

Hyannis Post Office accepts new U.S. passport applications in person in Hyannis, MA. First-time and child visits are booked on the USPS scheduler. Search ZIP 02601. How to apply · How to renew