Sioux Falls Post Office

320 S 2nd Ave, Sioux Falls, SD 57104

Contact Numbers:

Phone: 605-357-5011
Fax: 605-575-3553
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Pickup Services Hours

Monday-Friday 8:00am - 5:30pm
Saturday 9:00am - 12:00pm
Sunday Closed

Lobby Hours

Monday-Sunday 12:01am - 11:59pm

PO Box Access Hours

Monday-Sunday 12:01am - 11:59pm

PO Box Delivery Time

Monday-Saturday 8:00am
Sunday Closed

Last Collection Times

Monday-Friday 6:30pm
Saturday 5:15pm
Sunday Closed

  • Burial Flags
  • Duck Stamps
  • General Delivery
  • Global Express Guaranteed®
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Money Orders (International)
  • Passport Acceptance
  • Passport Photo
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • PO Box Online
  • Priority Mail International®
  • Lot Parking

Visit our Links Page for Change of Address, Hold Mail/Stop Delivery, PO Boxes™ rentals and fees, Rates on Postage Stamps and Freight/Shipping, Holidays, Bulk Mail, Money Orders, and Available Jobs.

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

Nearby Post Offices:

Sioux Falls Downtown
320 S 2nd Ave
0.0 mile away

Meadows Postal Store
2501 S Louise Ave
2.2 miles away

Southwest Carrier Annex
4709 S Technopolis Dr
2.7 miles away

307 E Willow St
4.6 miles away


*Comments below are not read by postal employees. Please do not post personal information.
* is not a part of, or affiliated with, the official United States Postal Service (USPS).