| Slough to Chivasso | 584.03 mi (939.90 km) |
| Slough to Ciampino | 914.41 mi (1,471.59 km) |
| Slough to Cicciano | 1,022.18 mi (1,645.03 km) |
| Slough to Cingoli | 853.46 mi (1,373.51 km) |
| Slough to Cinisello Balsamo | 607.95 mi (978.40 km) |
| Slough to Cinisi | 1,135.94 mi (1,828.12 km) |
| Slough to Cirie | 572.97 mi (922.11 km) |
| Slough to Ciro Marina | 1,194.50 mi (1,922.35 km) |
| Slough to Cislago | 594.60 mi (956.91 km) |
| Slough to Cisterna di Latina | 933.05 mi (1,501.60 km) |
| Slough to Cisternino | 1,134.29 mi (1,825.47 km) |
| Slough to Citta di Castello | 815.26 mi (1,312.04 km) |
| Slough to Citta Sant'Angelo | 925.09 mi (1,488.79 km) |
| Slough to Cittadella | 693.97 mi (1,116.84 km) |
| Slough to Cittanova | 1,215.56 mi (1,956.26 km) |
