| Langley Park to Cabestany | 4,023.35 mi (6,474.96 km) |
| Langley Park to Cabries | 4,110.52 mi (6,615.24 km) |
| Langley Park to Cachan | 3,825.54 mi (6,156.62 km) |
| Langley Park to Caen | 3,701.54 mi (5,957.05 km) |
| Langley Park to Cagnes-sur-Mer | 4,182.46 mi (6,731.02 km) |
| Langley Park to Cahors | 3,903.67 mi (6,282.35 km) |
| Langley Park to Calais | 3,752.41 mi (6,038.92 km) |
| Langley Park to Caluire-et-Cuire | 4,016.07 mi (6,463.25 km) |
| Langley Park to Cambrai | 3,827.93 mi (6,160.45 km) |
| Langley Park to Canet-en-Roussillon | 4,025.54 mi (6,478.48 km) |
| Langley Park to Cannes | 4,180.01 mi (6,727.07 km) |
| Langley Park to Canteleu | 3,754.43 mi (6,042.17 km) |
| Langley Park to Capbreton | 3,795.19 mi (6,107.76 km) |
| Langley Park to Carcassonne | 3,980.53 mi (6,406.04 km) |
| Langley Park to Carmaux | 3,947.37 mi (6,352.68 km) |
