Lafayette Carrier Annex Post Office

3426 Mt Diablo Blvd, Lafayette, CA 94549

Contact Numbers

Phone: 925-962-6955
Fax: 925-962-1970
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Carrier Facility: This location is for mail processing only. For retail services, please use one of the nearby locations below.

  • Business Line
  • Pickup Accountable Mail
  • Pickup Hold Mail

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:

Lafayette
3641 Mt Diablo Blvd
0.6 mile away

Moraga
460 Center St
1.5 miles away

Rossmoor
1922 Tice Valley Blvd
1.7 miles away

Walnut Creek
2070 N Broadway
2.1 miles away

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