| Ashtabula to Castelletto sopra Ticino | 4,222.55 mi (6,795.53 km) |
| Ashtabula to Castelli Calepio | 4,277.41 mi (6,883.83 km) |
| Ashtabula to Castelnovo ne' Monti | 4,342.88 mi (6,989.20 km) |
| Ashtabula to Castelnuovo Berardenga | 4,430.28 mi (7,129.84 km) |
| Ashtabula to Castelnuovo di Porto | 4,519.56 mi (7,273.54 km) |
| Ashtabula to Castelnuovo di Verona | 4,320.17 mi (6,952.65 km) |
| Ashtabula to Castelnuovo Rangone | 4,360.41 mi (7,017.41 km) |
| Ashtabula to Castelvetrano | 4,712.97 mi (7,584.80 km) |
| Ashtabula to Castelvetro di Modena | 4,363.00 mi (7,021.58 km) |
| Ashtabula to Castenaso | 4,384.00 mi (7,055.37 km) |
| Ashtabula to Castenedolo | 4,299.64 mi (6,919.61 km) |
| Ashtabula to Castiglion Fiorentino | 4,447.61 mi (7,157.74 km) |
| Ashtabula to Castiglione del Lago | 4,460.99 mi (7,179.28 km) |
| Ashtabula to Castiglione delle Stiviere | 4,310.57 mi (6,937.18 km) |
| Ashtabula to Castrolibero | 4,791.02 mi (7,710.41 km) |
