Founded on 1889-03-27, Phillips County is one of 64 counties in the state of Colorado. Historically, Phillips County was split from Logan County. The city of Holyoke is the county seat. With FIPS code of 95, Phillips County has a population of 4,512 and area of 688.30 square miles (1,783 km2).
List of all cities in Phillips County, CO alphabetically
| City/Town | Postal Code | Area Code |
| Amherst, CO | 80721 | 970 |
| Haxtun, CO | 80731 | 970 |
| Holyoke, CO | 80734 | 970 |
| Paoli, CO | 80746 | 970 |
Map of Cities in Phillips County, CO
