| Rapid City to Castelletto sopra Ticino | 4,965.56 mi (7,991.29 km) |
| Rapid City to Castelli Calepio | 5,012.32 mi (8,066.56 km) |
| Rapid City to Castelnovo ne' Monti | 5,089.22 mi (8,190.31 km) |
| Rapid City to Castelnuovo Berardenga | 5,181.61 mi (8,339.00 km) |
| Rapid City to Castelnuovo di Porto | 5,277.71 mi (8,493.66 km) |
| Rapid City to Castelnuovo di Verona | 5,051.25 mi (8,129.20 km) |
| Rapid City to Castelnuovo Rangone | 5,101.33 mi (8,209.79 km) |
| Rapid City to Castelvetrano | 5,518.76 mi (8,881.58 km) |
| Rapid City to Castelvetro di Modena | 5,104.41 mi (8,214.76 km) |
| Rapid City to Castenaso | 5,121.38 mi (8,242.06 km) |
| Rapid City to Castenedolo | 5,033.72 mi (8,101.00 km) |
| Rapid City to Castiglion Fiorentino | 5,195.83 mi (8,361.88 km) |
| Rapid City to Castiglione del Lago | 5,210.70 mi (8,385.80 km) |
| Rapid City to Castiglione delle Stiviere | 5,044.04 mi (8,117.60 km) |
| Rapid City to Castrolibero | 5,551.49 mi (8,934.26 km) |
