| Slough to Cassina de' Pecchi | 614.64 mi (989.17 km) |
| Slough to Cassino | 970.60 mi (1,562.03 km) |
| Slough to Castagneto Carducci | 777.14 mi (1,250.68 km) |
| Slough to Castano Primo | 593.02 mi (954.38 km) |
| Slough to Castel Bolognese | 757.17 mi (1,218.55 km) |
| Slough to Castel Gandolfo | 918.94 mi (1,478.89 km) |
| Slough to Castel Goffredo | 663.31 mi (1,067.49 km) |
| Slough to Castel Maggiore | 729.86 mi (1,174.60 km) |
| Slough to Castel Mella | 642.28 mi (1,033.65 km) |
| Slough to Castel San Giorgio | 1,037.50 mi (1,669.69 km) |
| Slough to Castel San Giovanni | 640.38 mi (1,030.59 km) |
| Slough to Castel San Pietro Terme | 745.56 mi (1,199.87 km) |
| Slough to Castel Volturno | 997.44 mi (1,605.22 km) |
| Slough to Castelbuono | 1,178.43 mi (1,896.50 km) |
| Slough to Casteldaccia | 1,155.16 mi (1,859.05 km) |
