| Prospect Heights to Cockermouth | 3,732.00 mi (6,006.08 km) |
| Prospect Heights to Colchester | 3,974.68 mi (6,396.62 km) |
| Prospect Heights to Coleford | 3,844.54 mi (6,187.18 km) |
| Prospect Heights to Colne | 3,798.79 mi (6,113.57 km) |
| Prospect Heights to Colwyn Bay | 3,758.71 mi (6,049.07 km) |
| Prospect Heights to Congleton | 3,817.95 mi (6,144.40 km) |
| Prospect Heights to Conisbrough | 3,845.07 mi (6,188.05 km) |
| Prospect Heights to Connahs Quay | 3,784.90 mi (6,091.21 km) |
| Prospect Heights to Consett | 3,782.15 mi (6,086.79 km) |
| Prospect Heights to Conwy | 3,754.13 mi (6,041.68 km) |
| Prospect Heights to Cookstown | 3,607.94 mi (5,806.42 km) |
| Prospect Heights to Corby | 3,895.36 mi (6,268.98 km) |
| Prospect Heights to Corfe Mullen | 3,899.51 mi (6,275.66 km) |
| Prospect Heights to Corsham | 3,872.13 mi (6,231.59 km) |
| Prospect Heights to Coseley | 3,841.53 mi (6,182.34 km) |
