San Lorenzo Post Office

Offices closed May 25th in observance of Memorial Day

15808 Hesperian Blvd, San Lorenzo, CA 94580

Contact Numbers

Phone: 510-317-1104
Fax: 510-317-1103
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Retail Hours

Lobby Hours
PO Box Access Available

Monday 24 hours
Tuesday 24 hours
Wednesday 24 hours
Thursday 24 hours
Friday 24 hours
Saturday 24 hours
Sunday 24 hours

Last Collection Times

Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday Closed
Sunday Closed

*This facility does not process US Passports applications or renewals. Check nearby locations below.

  • Burial Flags
  • Business Line
  • Duck Stamps
  • General Delivery
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Money Orders (International)
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • PO Box Online
  • Lot Parking

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:

Washington Manor
921 Manor Blvd
0.9 mile away

South San Leandro
14500 E 14th St
1.2 miles away

24438 Santa Clara St
1.6 miles away

822 C St
1.8 miles away


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apply for jobs


17285 Via Del Rey; San Lorenzo, CA no delivery to this portion of the Street, neighbors have no mail either, 2 day now. Construction on Bockman but Via Del Rey is wide open????

* is not a part of, or affiliated with, the official United States Postal Service (USPS).