Post Offices
Post Offices in & near Mammoth, Arizona. Operating hours, locations, phone/fax number, services information.
Mammoth Post Office
Post Office in Mammoth, Arizona on S Main St. Operating hours, phone number, services information, and other locations.
Address: 230 S Main St, Mammoth, AZ 85618
Phone: 520-487-2861
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 8:30am - 4:30pmTuesday 8:30am - 4:30pm
Wednesday 8:30am - 4:30pm
Thursday 8:30am - 4:30pm
Friday 8:30am - 4:30pm
Saturday Closed
Sunday Closed
Lobby Hours
Monday 2:15pmTuesday 2:15pm
Wednesday 2:15pm
Thursday 2:15pm
Friday 2:15pm
Saturday 10:00am
Sunday Closed
Last Collection Times
Monday 8:30am - 4:00pmTuesday 8:30am - 4:00pm
Wednesday 8:30am - 4:00pm
Thursday 8:30am - 4:00pm
Friday 8:30am - 4:00pm
Saturday Closed
Sunday Closed