| Rio Grande City to Caldicot | 5,056.51 mi (8,137.66 km) |
| Rio Grande City to Calne | 5,090.15 mi (8,191.80 km) |
| Rio Grande City to Cam | 5,069.06 mi (8,157.86 km) |
| Rio Grande City to Camberley | 5,143.18 mi (8,277.15 km) |
| Rio Grande City to Camborne | 4,986.33 mi (8,024.72 km) |
| Rio Grande City to Cambridge | 5,153.38 mi (8,293.56 km) |
| Rio Grande City to Cambuslang | 4,900.70 mi (7,886.92 km) |
| Rio Grande City to Canford Cliffs | 5,112.40 mi (8,227.61 km) |
| Rio Grande City to Cannock | 5,057.04 mi (8,138.52 km) |
| Rio Grande City to Canterbury | 5,216.80 mi (8,395.64 km) |
| Rio Grande City to Carlisle | 4,967.58 mi (7,994.55 km) |
| Rio Grande City to Carlton Colville | 5,207.09 mi (8,380.00 km) |
| Rio Grande City to Carluke | 4,914.86 mi (7,909.71 km) |
| Rio Grande City to Carnoustie | 4,937.73 mi (7,946.51 km) |
| Rio Grande City to Carshalton | 5,165.15 mi (8,312.50 km) |
