ZIP CodesZIP codes in Traill County, North Dakota
Traill County, North Dakota has 10 ZIP codes in this list, from 58009 to 58274. They cover 10 places, among them Blanchard, Clifford, Galesburg and Hillsboro.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 58009 | Blanchard | 36.1 | 47.328, -97.247 |
| 58016 | Clifford | 67.5 | 47.357, -97.410 |
| 58035 | Galesburg | 90.2 | 47.270, -97.406 |
| 58045 | Hillsboro | 210 | 47.383, -97.060 |
| 58218 | Buxton | 121 | 47.616, -97.089 |
| 58219 | Caledonia | 5.8 | 47.478, -96.879 |
| 58223 | Cummings | 73.1 | 47.537, -96.991 |
| 58240 | Hatton | 142 | 47.638, -97.433 |
| 58257 | Mayville | 124 | 47.501, -97.318 |
| 58274 | Portland | 131 | 47.502, -97.384 |
The ZIP code areas of Traill County add up to about 1,000 square miles of land (2,591 sq km) as the Census Bureau draws them. The largest is 58045 (Hillsboro), with 210 square miles.
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Blanchard, ND 58009.
- Tap a ZIP code to open it in the look-up, with a copy button for the address line.
- A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
- "No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.