| Fort Washington to Cordele (Georgia) | 603.38 mi (971.04 km) |
| Fort Washington to Corinth (Mississippi) | 687.35 mi (1,106.18 km) |
| Fort Washington to Corinth (Texas) | 1,183.90 mi (1,905.30 km) |
| Fort Washington to Cornelius (North Carolina) | 310.36 mi (499.48 km) |
| Fort Washington to Cornelius (Oregon) | 2,371.97 mi (3,817.32 km) |
| Fort Washington to Corning (New York) | 235.84 mi (379.54 km) |
| Fort Washington to Corona (California) | 2,264.82 mi (3,644.88 km) |
| Fort Washington to Coronado (California) | 2,273.12 mi (3,658.23 km) |
| Fort Washington to Corpus Christi (Texas) | 1,396.53 mi (2,247.51 km) |
| Fort Washington to Corsicana (Texas) | 1,185.24 mi (1,907.46 km) |
| Fort Washington to Cortland (New York) | 270.65 mi (435.57 km) |
| Fort Washington to Corvallis (Oregon) | 2,389.90 mi (3,846.18 km) |
| Fort Washington to Coshocton (Ohio) | 278.81 mi (448.70 km) |
| Fort Washington to Costa Mesa (California) | 2,288.31 mi (3,682.68 km) |
| Fort Washington to Coto de Caza (California) | 2,272.44 mi (3,657.13 km) |
