| Manassas to Clarksdale (Mississippi) | 791.26 mi (1,273.41 km) |
| Manassas to Clarkston (Georgia) | 507.60 mi (816.90 km) |
| Manassas to Clarksville (Indiana) | 448.51 mi (721.80 km) |
| Manassas to Clarksville (Tennessee) | 559.49 mi (900.41 km) |
| Manassas to Clawson (Michigan) | 395.80 mi (636.97 km) |
| Manassas to Clay (Alabama) | 616.42 mi (992.02 km) |
| Manassas to Clayton (California) | 2,385.07 mi (3,838.41 km) |
| Manassas to Clayton (Missouri) | 692.22 mi (1,114.02 km) |
| Manassas to Clayton (North Carolina) | 219.94 mi (353.96 km) |
| Manassas to Clayton (Ohio) | 373.96 mi (601.84 km) |
| Manassas to Clearfield (Utah) | 1,825.37 mi (2,937.65 km) |
| Manassas to Clearlake (California) | 2,403.76 mi (3,868.47 km) |
| Manassas to Clearwater (Florida) | 803.59 mi (1,293.25 km) |
| Manassas to Cleburne (Texas) | 1,201.12 mi (1,933.01 km) |
| Manassas to Clemmons (North Carolina) | 246.14 mi (396.12 km) |
