| Catonsville to Chivasso | 4,145.20 mi (6,671.05 km) |
| Catonsville to Ciampino | 4,465.45 mi (7,186.44 km) |
| Catonsville to Cicciano | 4,580.97 mi (7,372.36 km) |
| Catonsville to Cingoli | 4,436.83 mi (7,140.39 km) |
| Catonsville to Cinisello Balsamo | 4,191.11 mi (6,744.93 km) |
| Catonsville to Cinisi | 4,620.45 mi (7,435.89 km) |
| Catonsville to Cirie | 4,131.37 mi (6,648.79 km) |
| Catonsville to Ciro Marina | 4,756.01 mi (7,654.05 km) |
| Catonsville to Cislago | 4,177.19 mi (6,722.55 km) |
| Catonsville to Cisterna di Latina | 4,483.00 mi (7,214.69 km) |
| Catonsville to Cisternino | 4,716.82 mi (7,590.99 km) |
| Catonsville to Citta di Castello | 4,391.44 mi (7,067.34 km) |
| Catonsville to Citta Sant'Angelo | 4,503.25 mi (7,247.28 km) |
| Catonsville to Cittadella | 4,297.08 mi (6,915.49 km) |
| Catonsville to Cittanova | 4,748.79 mi (7,642.45 km) |
