ONTARIO POST OFFICE

321 Main St View Hours
Ontario, WI 54651
Phone: (608) 337-4722

This is the post office location for the Ontario Post Office in Vernon County. View all post offices in and around Ontario, WI 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.

Ontario Post Office Additional Information:

Hours Of Operation

Mon-Fri: 8:00am-11:30am 12:30pm-4:00pm
Sat: 8:30am-9:15am
Sun: Closed

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GRAFTON POST OFFICE
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Ontario Post Office 2022 Holidays

Below are the postal holidays for this post office location in Ontario,WI.

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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