Otter Tail County ZIP Codes
Otter Tail County is a county of Minnesota.
- ZIP codes
- 20
- Cities & towns
- 19
- Area codes
- 1
- Land area
- 1,972 sq mi
Every ZIP code in Otter Tail County
| ZIP code | City |
|---|---|
| 56324 | Dalton |
| 56361 | Parkers Prairie |
| 56515 | Battle Lake |
| 56518 | Bluffton |
| 56524 | Clitherall |
| 56527 | Deer Creek |
| 56528 | Dent |
| 56533 | Elizabeth |
| 56534 | Erhard |
| 56537 | Fergus Falls |
| 56538 | Fergus Falls |
| 56551 | Henning |
| 56567 | New York Mills |
| 56571 | Ottertail |
| 56572 | Pelican Rapids |
| 56573 | Perham |
| 56576 | Richville |
| 56586 | Underwood |
| 56587 | Vergas |
| 56588 | Vining |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Otter Tail County codes above are listed without a column we would have to invent.
Cities and towns in Otter Tail County
Area codes covering Otter Tail County
Telephone and postal boundaries are drawn by different bodies, so these codes overlap the county without matching its edges.
Where Otter Tail County's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Scope every ZIP code recorded in Otter Tail County. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated . The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.