Mammoth Lakes Post Office

3330 Main St, Mammoth Lakes, CA 93546

Contact Numbers:

Phone: 760-934-2205
Fax: 760-924-3453
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Retail Hours

Monday-Friday 8:00am - 4:00pm
Saturday-Sunday Closed

Bulk Mail Acceptance Hours

Monday-Friday 9:00am - 3:00pm
Saturday-Sunday Closed

Pickup Services Hours

Monday-Friday 8:00am - 4:00pm
Saturday-Sunday Closed

Lobby Hours

Monday-Sunday 12:01am - 11:59pm

PO Box Access Hours

Monday-Sunday 12:01am - 11:59pm

Last Collection Times

Monday-Saturday 12:00pm
Sunday Closed

Global Express Guaranteed® Hours

Monday-Friday 8:00am - 4:00pm
Saturday-Sunday Closed

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

  • Bulk Mail Acceptance
  • Bulk Mail Account Balance
  • Bulk Mail New Permit
  • Business Reply Mail Account Balance
  • Business Reply Mail New Permit
  • Duck Stamps
  • General Delivery
  • Global Express Guaranteed®
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Money Orders (International)
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • PO Box Online
  • Priority Mail International®
  • Lot Parking

Visit our Links Page for Change of Address, Hold Mail/Stop Delivery, PO Boxes™ rentals and fees, Rates on Postage Stamps and Freight/Shipping, Holidays, Bulk Mail, Money Orders, and Available Jobs.

*Please call to verify information. Is anything incorrect? Let us know here

Nearby Post Offices:

June Lake
2747 Boulder Dr
6.7 miles away

Lee Vining
121 Lee Vining Ave
13.7 miles away

62804 Huntington Lake Rd
17.7 miles away

Big Creek
55083 Point Rd
21.0 miles away


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