| Prospect Heights to Busto Arsizio | 4,511.74 mi (7,260.95 km) |
| Prospect Heights to Busto Garolfo | 4,515.71 mi (7,267.33 km) |
| Prospect Heights to Cabras | 4,733.45 mi (7,617.76 km) |
| Prospect Heights to Cadelbosco di Sopra | 4,614.91 mi (7,426.99 km) |
| Prospect Heights to Cadoneghe | 4,638.07 mi (7,464.26 km) |
| Prospect Heights to Cagli | 4,746.72 mi (7,639.11 km) |
| Prospect Heights to Cagliari | 4,787.66 mi (7,704.99 km) |
| Prospect Heights to Cairo Montenotte | 4,537.67 mi (7,302.67 km) |
| Prospect Heights to Caivano | 4,925.75 mi (7,927.23 km) |
| Prospect Heights to Calcinaia | 4,660.85 mi (7,500.91 km) |
| Prospect Heights to Calcinato | 4,579.02 mi (7,369.23 km) |
| Prospect Heights to Calderara di Reno | 4,649.36 mi (7,482.42 km) |
| Prospect Heights to Caldogno | 4,614.90 mi (7,426.96 km) |
| Prospect Heights to Calenzano | 4,674.90 mi (7,523.52 km) |
| Prospect Heights to Calolziocorte | 4,526.84 mi (7,285.24 km) |
