County ZIP codes · Minnesota · FIPS 27135
Roseau County, MN ZIP Codes
Roseau County, Minnesota has 12 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 11 residential and 1 for PO boxes or a single organization. 7 of the residential ones lie mainly in Roseau County and 4 mainly in a neighboring county; 5 cross the county line. Median household income ranges from $65,000 in 56763 (Warroad) to $77,279 in 56751 (Roseau) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Roseau County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $65,000 and $71,667.
They carry 11 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 11 residential ZIP codes in Roseau County
7 ZIP codes lie mainly in Roseau County; 4 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 56751 | Roseau | 5,761 | 12 | $77k | $196k | 100% |
| 56763 | Warroad | 5,180 | 20 | $65k | $192k | 100% |
| 56726 | Greenbush | 1,494 | 6 | $72k | $164k | 100% |
| 56714 | Badger | 1,065 | 5 | $71k | $157k | 100% |
| 56756 | Salol | 581 | 5 | $95k | $185k | 100% |
| 56761 | Wannaska | 458 | 5 | $76k | $179k | 100% |
| 56759 | Strathcona | 421 | 3 | $76k | $192k | 65% |
Partly in Roseau County
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
5 ZIP codes of Roseau County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Roseau | Elsewhere |
|---|---|---|
| 56732 | 11% | Kittson County 70%; Marshall County 18% |
| 56735 | 19% | Kittson County 81% |
| 56673 | 19% | Lake of the Woods County 81% |
| 56759 | 65% | Marshall County 35% |
| 56724 | 2% | Marshall County 98% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
| ZIP | Postal name |
|---|---|
| 56682 | Swift |
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Roseau County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Roseau County's ZIP codes use 2 prefixes: 566 and 567.
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.