| Ashtabula to Chivasso | 4,210.86 mi (6,776.72 km) |
| Ashtabula to Ciampino | 4,537.05 mi (7,301.68 km) |
| Ashtabula to Cicciano | 4,651.99 mi (7,486.65 km) |
| Ashtabula to Cingoli | 4,500.29 mi (7,242.52 km) |
| Ashtabula to Cinisello Balsamo | 4,252.56 mi (6,843.83 km) |
| Ashtabula to Cinisi | 4,706.34 mi (7,574.12 km) |
| Ashtabula to Cirie | 4,197.35 mi (6,754.99 km) |
| Ashtabula to Ciro Marina | 4,827.82 mi (7,769.63 km) |
| Ashtabula to Cislago | 4,238.65 mi (6,821.44 km) |
| Ashtabula to Cisterna di Latina | 4,555.03 mi (7,330.61 km) |
| Ashtabula to Cisternino | 4,782.37 mi (7,696.48 km) |
| Ashtabula to Citta di Castello | 4,456.49 mi (7,172.02 km) |
| Ashtabula to Citta Sant'Angelo | 4,568.67 mi (7,352.57 km) |
| Ashtabula to Cittadella | 4,353.14 mi (7,005.71 km) |
| Ashtabula to Cittanova | 4,827.15 mi (7,768.54 km) |
