| Upminster to Crest Hill (Illinois) | 3,993.04 mi (6,426.17 km) |
| Upminster to Crestview (Florida) | 4,458.86 mi (7,175.85 km) |
| Upminster to Crestwood (Illinois) | 3,975.45 mi (6,397.87 km) |
| Upminster to Crestwood (Missouri) | 4,223.65 mi (6,797.31 km) |
| Upminster to Creve Coeur (Missouri) | 4,221.02 mi (6,793.08 km) |
| Upminster to Crofton (Maryland) | 3,659.63 mi (5,889.60 km) |
| Upminster to Crossville (Tennessee) | 4,139.90 mi (6,662.52 km) |
| Upminster to Crowley (Louisiana) | 4,719.87 mi (7,595.90 km) |
| Upminster to Crowley (Texas) | 4,792.97 mi (7,713.54 km) |
| Upminster to Crown Point (Indiana) | 3,971.24 mi (6,391.09 km) |
| Upminster to Crystal (Minnesota) | 4,023.32 mi (6,474.91 km) |
| Upminster to Crystal Lake (Illinois) | 3,970.54 mi (6,389.97 km) |
| Upminster to Cudahy (California) | 5,453.54 mi (8,776.62 km) |
| Upminster to Cudahy (Wisconsin) | 3,919.66 mi (6,308.09 km) |
| Upminster to Cullman (Alabama) | 4,299.01 mi (6,918.58 km) |
