Ajo Post Office Hours

Sponsored Listings:

Retail Hours

Contact Numbers:

Phone: 520-387-6602
Monday-Friday 8:30am - 4:30pm
Saturday-Sunday Closed

Bulk Mail Acceptance Hours

Monday-Thursday 8:30am - 2:00pm
Friday 8:00am - 2:00pm
Saturday-Sunday Closed

Monday-Friday 8:30am - 4:30pm
Saturday-Sunday Closed

Lobby Hours

Monday-Friday 6:00am - 5:00pm
Saturday 6:00am - 3:45pm
Sunday Closed

USPS Shipping Rate Calculator


Anthony L Mesquita (Postmaster) anthony.l.mesquita@usps.gov
20 N Plaza St
Ajo, AZ 85321

The Ajo Post Office is located in the state of Arizona within Pima County. This location serves 4,435 Ajo residents with a median income of $27,796. It's estimated that approximately 7,079 packages pass through this post office each year.

Ajo Post Office Location

Ajo Arizona Local Links