| Port Royal to Busto Arsizio | 4,645.12 mi (7,475.60 km) |
| Port Royal to Busto Garolfo | 4,648.45 mi (7,480.95 km) |
| Port Royal to Cabras | 4,793.73 mi (7,714.76 km) |
| Port Royal to Cadelbosco di Sopra | 4,746.74 mi (7,639.14 km) |
| Port Royal to Cadoneghe | 4,785.40 mi (7,701.35 km) |
| Port Royal to Cagli | 4,874.80 mi (7,845.23 km) |
| Port Royal to Cagliari | 4,842.63 mi (7,793.47 km) |
| Port Royal to Cairo Montenotte | 4,652.60 mi (7,487.64 km) |
| Port Royal to Caivano | 5,032.45 mi (8,098.95 km) |
| Port Royal to Calcinaia | 4,779.33 mi (7,691.59 km) |
| Port Royal to Calcinato | 4,718.49 mi (7,593.68 km) |
| Port Royal to Calderara di Reno | 4,782.27 mi (7,696.32 km) |
| Port Royal to Caldogno | 4,761.76 mi (7,663.31 km) |
| Port Royal to Calenzano | 4,798.65 mi (7,722.68 km) |
| Port Royal to Calolziocorte | 4,665.56 mi (7,508.50 km) |
