Winchester Post Office

Post office

28453 Winchester Road, Winchester, CA 92596

Hours: 10:00am to 3:00pm_Monday - Friday, By appointment only. Call 951-926-5381 for an appointment.

Appointment required

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

Book at USPS Directions Facilities in Winchester Facilities in California

Winchester Post Office accepts new U.S. passport applications in person in Winchester, CA. First-time and child visits are booked on the USPS scheduler. Search ZIP 92596. How to apply · How to renew