| Oak Ridge to Campo de Criptana | 4,287.28 mi (6,899.71 km) |
| Oak Ridge to Campos del Puerto | 4,579.32 mi (7,369.71 km) |
| Oak Ridge to Canals | 4,422.55 mi (7,117.40 km) |
| Oak Ridge to Candelaria | 3,928.92 mi (6,322.99 km) |
| Oak Ridge to Canet de Mar | 4,490.17 mi (7,226.24 km) |
| Oak Ridge to Cangas | 3,937.43 mi (6,336.69 km) |
| Oak Ridge to Cangas de Narcea | 4,021.02 mi (6,471.20 km) |
| Oak Ridge to Canovellas | 4,475.45 mi (7,202.54 km) |
| Oak Ridge to Canteras | 4,442.15 mi (7,148.96 km) |
| Oak Ridge to Cantillana | 4,207.39 mi (6,771.13 km) |
| Oak Ridge to Capdepera | 4,590.04 mi (7,386.95 km) |
| Oak Ridge to Carballo | 3,918.98 mi (6,306.99 km) |
| Oak Ridge to Carcagente | 4,424.12 mi (7,119.93 km) |
| Oak Ridge to Cardedeu | 4,478.33 mi (7,207.18 km) |
| Oak Ridge to Carlet | 4,417.45 mi (7,109.20 km) |
