South Tucson Post Office

2420 S 6th Ave, Tucson, AZ 85713

Contact Numbers

Phone: 520-903-9827
Fax: 520-624-3652
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Lobby Hours
PO Box Access Available

Monday 10:30am - 4:00pm
Tuesday 10:30am - 4:00pm
Wednesday 10:30am - 4:00pm
Thursday 10:30am - 4:00pm
Friday 10:30am - 4:00pm
Saturday Closed
Sunday Closed

Last Collection Times

Monday 1:00pm
Tuesday 1:00pm
Wednesday 1:00pm
Thursday 1:00pm
Friday 1:00pm
Saturday Closed
Sunday Closed

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

  • Business Line
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • PO Box Online
  • Lot Parking

Visit our Links Page for Holiday Schedule, Change of Address, Hold Mail/Stop Delivery, PO Box rentals and fees, and Available Jobs.

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

Nearby Post Offices:

1501 S Cherrybell Stra Rm 205
1.1 miles away

Downtown Tucson
141 S 6th Ave
1.1 miles away

2100 E Speedway Blvd
2.0 miles away

975 N Silverbell Rd
2.2 miles away


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after 1.5 hours of trying to get through to your agent for a simple question about a mailing from the usps . i could not get past the automated system to a live agent . this lists among the top 3 infuriating experiaces of my over 65 years of life i guess i will wait and see what happens in order to have my question answered.


You need to change the listed hours on this website for this P.O. It is only open from 11 am until 1pm Monday thru Friday.

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