| Port Arthur to Chivasso | 5,307.61 mi (8,541.77 km) |
| Port Arthur to Ciampino | 5,630.76 mi (9,061.83 km) |
| Port Arthur to Cicciano | 5,746.12 mi (9,247.48 km) |
| Port Arthur to Cingoli | 5,598.35 mi (9,009.68 km) |
| Port Arthur to Cinisello Balsamo | 5,351.37 mi (8,612.20 km) |
| Port Arthur to Cinisi | 5,790.16 mi (9,318.37 km) |
| Port Arthur to Cirie | 5,293.93 mi (8,519.75 km) |
| Port Arthur to Ciro Marina | 5,921.60 mi (9,529.89 km) |
| Port Arthur to Cislago | 5,337.45 mi (8,589.79 km) |
| Port Arthur to Cisterna di Latina | 5,648.50 mi (9,090.38 km) |
| Port Arthur to Cisternino | 5,879.59 mi (9,462.29 km) |
| Port Arthur to Citta di Castello | 5,553.74 mi (8,937.87 km) |
| Port Arthur to Citta Sant'Angelo | 5,665.81 mi (9,118.24 km) |
| Port Arthur to Cittadella | 5,454.28 mi (8,777.82 km) |
| Port Arthur to Cittanova | 5,916.69 mi (9,521.99 km) |
