| Langley Park to Carmignano | 4,347.45 mi (6,996.54 km) |
| Langley Park to Carovigno | 4,749.72 mi (7,643.94 km) |
| Langley Park to Carpenedolo | 4,270.76 mi (6,873.13 km) |
| Langley Park to Carpi | 4,309.29 mi (6,935.13 km) |
| Langley Park to Carrara | 4,298.76 mi (6,918.19 km) |
| Langley Park to Carugate | 4,217.72 mi (6,787.77 km) |
| Langley Park to Casal di Principe | 4,582.76 mi (7,375.23 km) |
| Langley Park to Casale Monferrato | 4,193.25 mi (6,748.38 km) |
| Langley Park to Casale sul Sile | 4,343.76 mi (6,990.60 km) |
| Langley Park to Casalecchio di Reno | 4,336.53 mi (6,978.97 km) |
| Langley Park to Casalgrande | 4,309.48 mi (6,935.44 km) |
| Langley Park to Casalmaggiore | 4,282.45 mi (6,891.94 km) |
| Langley Park to Casalnuovo di Napoli | 4,596.00 mi (7,396.55 km) |
| Langley Park to Casalpusterlengo | 4,243.30 mi (6,828.93 km) |
| Langley Park to Casaluce | 4,586.32 mi (7,380.96 km) |
