South Mountain Post Office

Offices closed December 25th in observance of Day

6825 S 7th St, Phoenix, AZ 85042

Contact Numbers

Phone: 602-243-9131
Fax: 602-304-9554
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Retail Hours







Lobby Hours
PO Box Access Available

Monday 6:00am - 6:00pm
Tuesday 6:00am - 6:00pm
Wednesday 6:00am - 6:00pm
Thursday 6:00am - 6:00pm
Friday 6:00am - 6:00pm
Saturday 6:00am - 5:00pm
Sunday Closed

Last Collection Times

Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 4:00pm
Sunday Closed

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

  • Burial Flags
  • Business Line
  • Business Reply Mail Account Balance
  • Business Reply Mail New Permit
  • Duck Stamps
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Money Orders (International)
  • Packaged Stamps
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • PO Box Online
  • Sure Money
  • 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:

Rio Salado
1441 E Buckeye Rd Lobby
2.1 miles away

Phoenix Rio Salado Az S and DC
1441 E Buckeye Rd Lobby
2.2 miles away

Downtown Phoenix
522 N Central Ave Lobby
2.8 miles away

Laveen Annex
3721 W Dobbins Rd
3.2 miles away

Reviews

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I'm trying to track a package, and the number can't be found on their website. Tried to call them 4 times about an hour apart. No one answered the phone. Pretty frustrated.
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Problem with out going mail and incoming mail
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I had mail mislabeled by my family member.Mail carrierer from post office 85042 did not check that there was no such adress.Hopefully post office found my mail.
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I have not received any mail in pass mouth I would like to know why. I'm very disappointed with this person that got this route.
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I need to the zip code so i can change my address
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I and several of my neighbors have not received postal service, mail, in four days. Conversation with postal personnel at South Mountain station( 85042) was not satisfactory. Further remedies are being explored by me and concerned postal customers. Jimmy Concerned 7/14/18
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