Founded in 1913, Arthur County is one of 93 counties in the state of Nebraska. Historically, Arthur County was formed from unorganized territory. The city of Arthur is the county seat. With FIPS code of 5, Arthur County has a population of 439 and area of 715 square miles (1,852 km2).
List of all cities in Arthur County, NE alphabetically
| City/Town | Postal Code | Area Code |
| Arthur, NE | 69121 | 308 |