| Langley Park to Capodrise | 4,588.91 mi (7,385.13 km) |
| Langley Park to Capoterra | 4,414.89 mi (7,105.07 km) |
| Langley Park to Capriolo | 4,240.61 mi (6,824.61 km) |
| Langley Park to Capua | 4,583.07 mi (7,375.73 km) |
| Langley Park to Capurso | 4,703.70 mi (7,569.88 km) |
| Langley Park to Carate Brianza | 4,204.39 mi (6,766.31 km) |
| Langley Park to Caravaggio | 4,232.68 mi (6,811.84 km) |
| Langley Park to Carbonera | 4,338.84 mi (6,982.70 km) |
| Langley Park to Carbonia | 4,394.35 mi (7,072.03 km) |
| Langley Park to Cardito | 4,592.57 mi (7,391.03 km) |
| Langley Park to Carignano | 4,166.30 mi (6,705.01 km) |
| Langley Park to Carini | 4,646.30 mi (7,477.49 km) |
| Langley Park to Carlentini | 4,762.32 mi (7,664.21 km) |
| Langley Park to Carmagnola | 4,169.98 mi (6,710.94 km) |
| Langley Park to Carmiano | 4,779.90 mi (7,692.51 km) |
