Atlantic Plaza Post Office
296 Atlantic Ave, Pittsburg, CA 94565
Phone: 925-432-2741
Fax: 925-432-9643
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)
PO Box Access Available
Monday 7:00am - 6:00pm
Tuesday 7:00am - 6:00pm
Wednesday 7:00am - 6:00pm
Thursday 7:00am - 6:00pm
Friday 7:00am - 6:00pm
Saturday 7:00am - 6:00pm
Sunday Closed
Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 4:00pm
Sunday Closed
*This facility does not process US Passports applications or renewals. Check nearby locations below.
- Business Line
- Pickup Accountable Mail
- Pickup Hold Mail
- PO Box Online
Visit our Links Page for Holiday Schedule, Change of Address, Hold Mail/Stop Delivery, PO Box rentals and fees, and Available Jobs.
*Please call to verify information. Is anything incorrect? Let us know here
Nearby Post Offices:
Pittsburg
835 Railroad Ave
0.9 mile away
Bay Point
646 Port Chicago Hwy
3.1 miles away
Rivertown
420 W 4th St
3.1 miles away
Clayton
6150 Center St
3.2 miles away
Contra Costa County