Founded in 1910, Divide County is one of 53 counties in the state of North Dakota. The city of Crosby is the county seat. With FIPS code of 23, Divide County has a population of 2,188 and area of 1,259 square miles (3,261 km2).
List of all cities in Divide County, ND alphabetically
| City/Town | Postal Code | Area Code |
| Ambrose, ND | 58833 | 701 |
| Colgan, ND | 58844 | 701 |
| Crosby, ND | 58730 | 701 |
| Fortuna, ND | 58844 | 701 |
| Noonan, ND | 58765 | 701 |