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Postal San Quentin Post Office
1 Main St, San Quentin, CA 94964
Phone: 415-456-4741
Fax: 415-455-5398
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)
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
Monday 4:15pm
Tuesday 4:15pm
Wednesday 4:15pm
Thursday 4:15pm
Friday 4:15pm
Saturday Closed
Sunday Closed
*This facility does not process US Passports applications or renewals. Check nearby locations below.
- Burial Flags
- Business Line
- Business Reply Mail Account Balance
- Business Reply Mail New Permit
- Duck Stamps
- General Delivery
- Money Orders (Domestic)
- Money Orders (Inquiry)
- Money Orders (International)
- Pickup Accountable Mail
- Pickup Hold Mail
- PO Box Online
- Lobby has Vending
- Street 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:
San Rafael
40 Bellam Blvd
1.1 miles away
Corte Madera
7 Pixley Ave
1.8 miles away
Larkspur
120 Ward St
2.1 miles away
Mill Valley
751 E Blithedale Ave
2.3 miles away
Marin County
