Big Oak Flat Post Office

17850 Highway 120, Big Oak Flat, CA 95305

Contact Numbers

Phone: 350-888-6004
Fax: 350-888-6006
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 3:45pm
Tuesday 3:45pm
Wednesday 3:45pm
Thursday 3:45pm
Friday 3:45pm
Saturday 10:45am
Sunday Closed

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

  • Business Line
  • General Delivery
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • 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:

Groveland
18737 Back St
0.9 mile away

Coulterville
5008a Main St
5.2 miles away

Tuolumne
18758 Carter St
5.5 miles away

Standard
14665 Mono Way
6.6 miles away

Reviews

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During this time (02/10/14) the correct hours are: Mon-Fri 9:00a.m.-4:00p.m. Lunch 12:30-1:30 Saturdays 8:00 a.m.-10:00 a.m.
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