Willmar, MN Post Offices
Willmar, Minnesota has a population of 19,891. According to the 2021 census, the city's 2 post offices serve 7,463 households with a median income of 7,463. The city is located in Kandiyohi County and has a land area of 36,521,841 and a water area of 3,498,238.
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Post Office
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Address
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Phone
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Hours
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| Willmar, MN Post Office | 401 Trott Ave Sw, Willmar, Minnesota, MN, 56201-3367 |
320-235-2472
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Today 07:30:00 - 17:30:00
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