Sentinel Post Office

Find Sentinel Arizona post offices and USPS mailing boxes. Post offices provide information on bulk mail services, domestic mail delivery, international shipping, change of address, mail forwarding, PO boxes, and passport services.


Gila Bend Post Office 109 West Papago Street Gila Bend AZ 85337 29.4 miles from Sentinel 928-683-2128


Arlington Post Office 33039 South Old US Highway 80 Arlington AZ 85322 36.5 miles from Sentinel 623-386-3679

Ajo Post Office 20 North Plaza Street Ajo AZ 85321 39.3 miles from Sentinel 520-387-6602

Tacna Post Office 40140 Old US Highway 80 Tacna AZ 85352 44.4 miles from Sentinel 928-785-4711

Tonopah Post Office 3939 North 411th Avenue Tonopah AZ 85354 46.6 miles from Sentinel 623-386-3905

Buckeye Post Office 51 East Monroe Avenue Buckeye AZ 85326 50.5 miles from Sentinel 623-386-3117

Wellton Post Office 28610 Oakland Avenue Wellton AZ 85356 55.8 miles from Sentinel 928-785-4055

What Change of Address options are available?

Customers can request a temporary or permanent Change of Address either online or in person at the Post Office using PS Form 3575. The online application for Change of Address has a $1.00 identity validation fee.

Is it possible to insure mail and items sent via the USPS?

Yes. Standard mail can be insured for up to $5,000 for an additional fee. Registered mail items can be insured for up to $50,000.

What is the USPS Office of Inspector General?

The Office of Inspector General (OIG) is a division within the USPS responsible for ensuring the integrity and accountability of the postal service. It conducts investigations to safeguard the postal system and performs audits and reviews.