| Watertown to Chivasso | 3,925.27 mi (6,317.11 km) |
| Watertown to Ciampino | 4,251.10 mi (6,841.48 km) |
| Watertown to Cicciano | 4,366.09 mi (7,026.54 km) |
| Watertown to Cingoli | 4,214.97 mi (6,783.34 km) |
| Watertown to Cinisello Balsamo | 3,967.37 mi (6,384.86 km) |
| Watertown to Cinisi | 4,419.90 mi (7,113.15 km) |
| Watertown to Cirie | 3,911.74 mi (6,295.33 km) |
| Watertown to Ciro Marina | 4,541.91 mi (7,309.49 km) |
| Watertown to Cislago | 3,953.45 mi (6,362.47 km) |
| Watertown to Cisterna di Latina | 4,269.05 mi (6,870.38 km) |
| Watertown to Cisternino | 4,496.92 mi (7,237.10 km) |
| Watertown to Citta di Castello | 4,171.01 mi (6,712.60 km) |
| Watertown to Citta Sant'Angelo | 4,283.19 mi (6,893.13 km) |
| Watertown to Cittadella | 4,068.58 mi (6,547.75 km) |
| Watertown to Cittanova | 4,540.89 mi (7,307.86 km) |
