| Harrow Weald to Chivasso | 581.29 mi (935.49 km) |
| Harrow Weald to Ciampino | 910.98 mi (1,466.07 km) |
| Harrow Weald to Cicciano | 1,018.21 mi (1,638.66 km) |
| Harrow Weald to Cingoli | 848.74 mi (1,365.92 km) |
| Harrow Weald to Cinisello Balsamo | 603.88 mi (971.85 km) |
| Harrow Weald to Cinisi | 1,133.97 mi (1,824.96 km) |
| Harrow Weald to Cirie | 570.43 mi (918.02 km) |
| Harrow Weald to Ciro Marina | 1,190.14 mi (1,915.34 km) |
| Harrow Weald to Cislago | 590.61 mi (950.49 km) |
| Harrow Weald to Cisterna di Latina | 929.61 mi (1,496.07 km) |
| Harrow Weald to Cisternino | 1,129.18 mi (1,817.24 km) |
| Harrow Weald to Citta di Castello | 810.99 mi (1,305.17 km) |
| Harrow Weald to Citta Sant'Angelo | 920.50 mi (1,481.40 km) |
| Harrow Weald to Cittadella | 688.27 mi (1,107.67 km) |
| Harrow Weald to Cittanova | 1,212.09 mi (1,950.67 km) |
