Post office · Concord, CA

United States Post Office

4494 TREAT BOULEVARD

Concord, CA 94521

Address

4494 Treat Boulevard, Concord, CA 94521

Opening hours

Monday – Friday	9 AM–5 PM
Saturday – Sunday	Closed

Hours may differ on public holidays.

Coordinates

37.963589, -121.992359

This listing is based on OpenStreetMap data (updated 2026-10-06). Something wrong? Fix it on OpenStreetMap or let us know.

Frequently asked questions

Where is United States Post Office?

United States Post Office is located at 4494 Treat Boulevard, Concord, CA 94521. Use “Get directions” to start a route from where you are.

What are the opening hours of United States Post Office?

Recorded opening hours: Monday – Friday 9 AM–5 PM; Saturday – Sunday Closed. Hours may differ on holidays.