| Porthcawl to Cassina de' Pecchi | 724.35 mi (1,165.74 km) |
| Porthcawl to Cassino | 1,076.97 mi (1,733.21 km) |
| Porthcawl to Castagneto Carducci | 879.23 mi (1,414.98 km) |
| Porthcawl to Castano Primo | 700.57 mi (1,127.46 km) |
| Porthcawl to Castel Bolognese | 868.89 mi (1,398.35 km) |
| Porthcawl to Castel Gandolfo | 1,022.42 mi (1,645.43 km) |
| Porthcawl to Castel Goffredo | 775.68 mi (1,248.33 km) |
| Porthcawl to Castel Maggiore | 841.42 mi (1,354.13 km) |
| Porthcawl to Castel Mella | 754.66 mi (1,214.50 km) |
| Porthcawl to Castel San Giorgio | 1,143.92 mi (1,840.96 km) |
| Porthcawl to Castel San Giovanni | 747.66 mi (1,203.24 km) |
| Porthcawl to Castel San Pietro Terme | 857.00 mi (1,379.21 km) |
| Porthcawl to Castel Volturno | 1,102.42 mi (1,774.17 km) |
| Porthcawl to Castelbuono | 1,273.63 mi (2,049.72 km) |
| Porthcawl to Casteldaccia | 1,248.72 mi (2,009.61 km) |
