| Port Neches to Cassina de' Pecchi | 5,353.63 mi (8,615.84 km) |
| Port Neches to Cassino | 5,690.42 mi (9,157.85 km) |
| Port Neches to Castagneto Carducci | 5,489.28 mi (8,834.14 km) |
| Port Neches to Castano Primo | 5,327.35 mi (8,573.55 km) |
| Port Neches to Castel Bolognese | 5,498.40 mi (8,848.82 km) |
| Port Neches to Castel Gandolfo | 5,630.06 mi (9,060.70 km) |
| Port Neches to Castel Goffredo | 5,407.58 mi (8,702.65 km) |
| Port Neches to Castel Maggiore | 5,471.13 mi (8,804.93 km) |
| Port Neches to Castel Mella | 5,386.88 mi (8,669.35 km) |
| Port Neches to Castel San Giorgio | 5,755.49 mi (9,262.57 km) |
| Port Neches to Castel San Giovanni | 5,372.72 mi (8,646.56 km) |
| Port Neches to Castel San Pietro Terme | 5,486.27 mi (8,829.30 km) |
| Port Neches to Castel Volturno | 5,711.29 mi (9,191.43 km) |
| Port Neches to Castelbuono | 5,839.73 mi (9,398.14 km) |
| Port Neches to Casteldaccia | 5,809.64 mi (9,349.71 km) |
