| Killingworth to Coldwater (Michigan) | 3,688.53 mi (5,936.11 km) |
| Killingworth to Colesville (Maryland) | 3,528.77 mi (5,679.01 km) |
| Killingworth to College (Alaska) | 3,962.59 mi (6,377.16 km) |
| Killingworth to College Park (Georgia) | 4,086.70 mi (6,576.90 km) |
| Killingworth to College Park (Maryland) | 3,529.93 mi (5,680.87 km) |
| Killingworth to College Station (Texas) | 4,691.58 mi (7,550.37 km) |
| Killingworth to Collegedale (Tennessee) | 4,035.85 mi (6,495.08 km) |
| Killingworth to Colleyville (Texas) | 4,597.47 mi (7,398.91 km) |
| Killingworth to Collierville (Tennessee) | 4,210.28 mi (6,775.79 km) |
| Killingworth to Collinsville (Illinois) | 4,034.01 mi (6,492.12 km) |
| Killingworth to Colonia (New Jersey) | 3,353.25 mi (5,396.53 km) |
| Killingworth to Colonial Heights (Virginia) | 3,632.38 mi (5,845.76 km) |
| Killingworth to Colonial Park (Pennsylvania) | 3,462.39 mi (5,572.18 km) |
| Killingworth to Colorado Springs (Colorado) | 4,536.02 mi (7,300.01 km) |
| Killingworth to Colton (California) | 5,208.12 mi (8,381.65 km) |
