| Prospect Heights to Castelfidardo | 4,785.46 mi (7,701.46 km) |
| Prospect Heights to Castelfiorentino | 4,678.23 mi (7,528.89 km) |
| Prospect Heights to Castelfranco di Sopra | 4,700.64 mi (7,564.94 km) |
| Prospect Heights to Castelfranco di Sotto | 4,665.43 mi (7,508.29 km) |
| Prospect Heights to Castelfranco Emilia | 4,639.74 mi (7,466.93 km) |
| Prospect Heights to Castelfranco Veneto | 4,628.97 mi (7,449.60 km) |
| Prospect Heights to Castellabate | 4,981.85 mi (8,017.52 km) |
| Prospect Heights to Castellammare del Golfo | 4,997.89 mi (8,043.33 km) |
| Prospect Heights to Castellammare di Stabia | 4,944.33 mi (7,957.13 km) |
| Prospect Heights to Castellamonte | 4,476.08 mi (7,203.55 km) |
| Prospect Heights to Castellana Grotte | 5,042.13 mi (8,114.52 km) |
| Prospect Heights to Castellaneta | 5,044.41 mi (8,118.19 km) |
| Prospect Heights to Castellanza | 4,513.44 mi (7,263.68 km) |
| Prospect Heights to Castellarano | 4,630.43 mi (7,451.96 km) |
| Prospect Heights to Castelleone | 4,560.21 mi (7,338.96 km) |
