Phillips -- U.S. County in Colorado Population (2000): 4480 Housing Units (2000): 2014 Land area (2000): 687.621800 sq. miles (1780.932211 sq. km) Water area (2000): 0.116528 sq. miles (0.301806 sq. km) Total area (2000): 687.738328 sq. miles (1781.234017 sq. km) Located within: Colorado (CO), FIPS 08 Location: 40.597517 N, 102.407552 W Headwords: Phillips Phillips, CO Phillips County Phillips County, CO