| Runcorn to Carson (California) | 5,287.32 mi (8,509.12 km) |
| Runcorn to Carson City (Nevada) | 5,027.97 mi (8,091.74 km) |
| Runcorn to Carteret (New Jersey) | 3,334.14 mi (5,365.78 km) |
| Runcorn to Cartersville (Georgia) | 4,059.68 mi (6,533.43 km) |
| Runcorn to Carthage (Missouri) | 4,275.73 mi (6,881.12 km) |
| Runcorn to Cary (Illinois) | 3,800.17 mi (6,115.78 km) |
| Runcorn to Cary (North Carolina) | 3,742.09 mi (6,022.31 km) |
| Runcorn to Casa de Oro-Mount Helix (California) | 5,307.56 mi (8,541.70 km) |
| Runcorn to Casa Grande (Arizona) | 5,126.25 mi (8,249.91 km) |
| Runcorn to Casas Adobes (Arizona) | 5,132.12 mi (8,259.35 km) |
| Runcorn to Cascades (Virginia) | 3,530.14 mi (5,681.21 km) |
| Runcorn to Casper (Wyoming) | 4,403.12 mi (7,086.14 km) |
| Runcorn to Casselberry (Florida) | 4,198.27 mi (6,756.46 km) |
| Runcorn to Castaic (California) | 5,262.13 mi (8,468.58 km) |
| Runcorn to Castle Pines (Colorado) | 4,533.18 mi (7,295.45 km) |
