SIOUX CITY POST OFFICE

4500 Sergeant Rd View Hours
Sioux City, IA 51106
Phone: (712) 274-1036

This is the post office location for the Sioux City Post Office in Woodbury County. View all post offices in and around Sioux City, IA for the closest office near you. Get your mail done today by finding out the information you need right here before you head out the door.

Sioux City Post Office Additional Information:

Hours Of Operation

Mon-Sun 6:00am-10:00pm

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Sioux City Post Office 2022 Holidays

Below are the postal holidays for this post office location in Sioux City,IA.

Monday, January 17 Martin Luther King Jr. birthday
Monday, February 21 Washington’s Birthday (observed)
Monday, May 30 Memorial Day
Monday, July 4 Independence Day
Monday, September 5 Labor Day
Monday, October 10 Columbus Day
Friday, November 11 Veterans Day (observed)
Thursday, November 24 Thanksgiving Day
Monday, December 26 Christmas Day

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