Erwin Post Office

201 N Main Ave, Erwin, TN 37650

Contact Numbers

Phone: 423-743-9422
Fax: 423-743-2077
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Retail Hours

Lobby Hours
PO Box Access Available

Monday 24 hours
Tuesday 24 hours
Wednesday 24 hours
Thursday 24 hours
Friday 24 hours
Saturday 24 hours
Sunday Closed

Last Collection Times

Monday 4:45pm
Tuesday 4:45pm
Wednesday 4:45pm
Thursday 4:45pm
Friday 4:45pm
Saturday 11:45am
Sunday Closed

Bulk Mail Acceptance Hours

Monday 8:30am - 1:00pm
Tuesday 8:30am - 1:00pm
Wednesday 8:30am - 1:00pm
Thursday 8:30am - 1:00pm
Friday 8:30am - 1:00pm
Saturday Closed
Sunday Closed

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

  • Bulk Mail Acceptance
  • Bulk Mail Account Balance
  • Bulk Mail New Permit
  • Burial Flags
  • Business Line
  • Business Reply Mail Account Balance
  • Business Reply Mail New Permit
  • Duck Stamps
  • General Delivery
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Money Orders (International)
  • Packaged Stamps
  • 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:

4010 Unicoi Dr
3.4 miles away

121 Boone St
6.4 miles away

Mountain Home
53 Memorial Ave
6.7 miles away

1888 Old State Route 34
6.9 miles away


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I’m am filing a complaint to the Erwin Post Office. The mail person who is on my route has refused to deliver my mail since last Thursday. That’s FOUR DAYS!! Withholding my mail without reason is a felony. I will be talking to the sheriff and will be pressing charges. My mailbox is always emptied. NO EXCUSE!!!!!!!


I am Counter sueing, Smartz, Smartz Private Investagaters, Smartz Smartz, Smartz Solutions and United Telaphone, for $50,000 fifty thosand dollers for fofging documents to cut on stolen phone 423 474 4747 and slander. I was thinking about involving the Justice Department. If they give me $50,000 fifty thousand dollers and cut off stolen phone: 423 474 4747, I want press charges. Send my money to: William Mack McGuire, at: Citizens Bank. William Mack McGuire...


The United States Government decided to pay me acording to the number of Mailboxes and Light Meters on my propperty, which is all of the National Forest and Renfroe Hollow propperty in the United States. Rome Mack McGuire...


I own all of the National Forest in the United States. All Renfroe Hollow propperty is part of the National Forest. I told the United States Government they could rent the National Fores and I would take 15% fifteen percent of the rent. I can not rent the 45 fourty five acres I own on Iron Mountain in Johnson County tnn... The 15 fifteen acre whith or whithout a house in Sullivan County tnn. ...The fifteen acre whith a house in Johnson City tnn.... The fifteen acre whith a house on the Beach in Chicogo Ill.... The fifteen Acre 's whith a house on the Beach in Miamie Florida.... The three Smartz Company car lots in Bristol tnn., Mimei Florida, and Cicogo Ill..... The wourlds larges office building in Chicogo Ill..... and the Smartz Ball Ground's in Miamie Florida..... I own and cannot rent any or all of the Casino's in the United States. William Mack McGuire...


Since the contract ''' THE PROMISE TO COME ''' was broken. It is 8,000 eight thousand feet the T..V.A. and United States Post Office owes me, William Mack McGuire, for treaspassing on. They have bean treaspassing outside of the United States for 54 fifty four years that I have owned Thomaes Acre and its 8,000 eight thousand foot rite a way. William Mack McGuire...


I guesse Erwin tnn . Post Office owes me 6000, six thousand dollers today when the mail runs. My name is Willia Mack McGuire and I am sueing Mayor Erwin tnn. Bubba Garlend, Erwin Utillaties and Postmaster. The are treaspassing outside of the State of Tennassee onto and across the King of Egyptes. My law suite started the Nov. 13, 2021. Thats 1500, fifteen hundred a day the Erwin tnn. Post Office owes me. I William Mack McGuire am the only one whith a rite a way on and across the King of Egyptes Circle. Erwin Utillaties allso owes me 1500, fifteen hundred a day for every day they they treaspass. Thats 1500, for each house, 1500, for the mail, 1500, for the Utillaties, a day. I have asked Washington D. C. to send me the money. William Mack McGuire...

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