Otter Tail County, located in the state of Minnesota, contains a range of ZIP codes that are essential for mail delivery, demographics, mapping, and regional planning. Below is a complete list of ZIP codes associated with this county.

These ZIP codes help identify specific areas and communities within the county, ranging from small towns and villages to broader rural stretches. Whether you’re moving to Otter Tail County, setting up a business, or analyzing demographic trends, understanding ZIP code distribution is an essential part of the process.

Zip code
56527
56573
56531
56534
56551
56464
56315
56437
56587
56588
56567
56528
56524
56477
56453
56590
56309
56361
56515
56326
56533
56579
56583
56522
56324
56514
56572
56482
56571
56354
56501
56576
56446
56544
56537
56586
56518

To know more about Otter Tail County, click the button below:

Otter Tail County Information

Use this tool to find your area details by using zip code.

ZIP Code to County

Note: Some ZIP codes may span across county borders and may be listed under more than one county. This is common in rural or low-population areas where ZIP code regions are broader.

Source: Data compiled from official county records, USPS ZIP code data, and the United States Census Bureau.

Frequently Asked Questions

How many ZIP codes are in Otter Tail County County?

There are approximately 37 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Otter Tail County overlap with other counties?

Yes, some ZIP codes may span more than one county. This is especially common in less populated or rural areas.