| Port Royal to Cassina de' Pecchi | 4,670.57 mi (7,516.55 km) |
| Port Royal to Cassino | 4,993.18 mi (8,035.74 km) |
| Port Royal to Castagneto Carducci | 4,793.92 mi (7,715.06 km) |
| Port Royal to Castano Primo | 4,643.07 mi (7,472.29 km) |
| Port Royal to Castel Bolognese | 4,813.46 mi (7,746.51 km) |
| Port Royal to Castel Gandolfo | 4,931.17 mi (7,935.96 km) |
| Port Royal to Castel Goffredo | 4,725.77 mi (7,605.40 km) |
| Port Royal to Castel Maggiore | 4,786.71 mi (7,703.47 km) |
| Port Royal to Castel Mella | 4,705.63 mi (7,572.98 km) |
| Port Royal to Castel San Giorgio | 5,056.32 mi (8,137.36 km) |
| Port Royal to Castel San Giovanni | 4,686.68 mi (7,542.49 km) |
| Port Royal to Castel San Pietro Terme | 4,801.32 mi (7,726.97 km) |
| Port Royal to Castel Volturno | 5,011.57 mi (8,065.35 km) |
| Port Royal to Castelbuono | 5,122.90 mi (8,244.51 km) |
| Port Royal to Casteldaccia | 5,091.97 mi (8,194.74 km) |
