Post Offices
Post Offices in & near Mammoth Lakes, California. Operating hours, locations, phone/fax number, services information.
Mammoth Lak Post Office
Post Office in Mammoth Lakes, California on Main St. Operating hours, phone number, services information, and other locations.
Address: 3330 Main St, Mammoth Lakes, CA 93546
Phone: 760-934-2205
Fax: 760-924-3453
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 8:00am - 4:00pmTuesday 8:00am - 4:00pm
Wednesday 8:00am - 4:00pm
Thursday 8:00am - 4:00pm
Friday 8:00am - 4:00pm
Saturday Closed
Sunday Closed
Lobby Hours
Monday 12:00pmTuesday 12:00pm
Wednesday 12:00pm
Thursday 12:00pm
Friday 12:00pm
Saturday 12:00pm
Sunday Closed
Last Collection Times
Monday 9:00am - 12:30pmTuesday 9:00am - 12:30pm
Wednesday 9:00am - 12:30pm
Thursday 9:00am - 12:30pm
Friday 9:00am - 12:30pm
Saturday Closed
Sunday Closed