| Hillsborough to Castrovillari | 4,558.00 mi (7,335.39 km) |
| Hillsborough to Catania | 4,597.40 mi (7,398.80 km) |
| Hillsborough to Catanzaro | 4,611.07 mi (7,420.80 km) |
| Hillsborough to Cattolica | 4,254.91 mi (6,847.62 km) |
| Hillsborough to Cava de' Tirreni | 4,458.41 mi (7,175.12 km) |
| Hillsborough to Cavallino | 4,626.32 mi (7,445.35 km) |
| Hillsborough to Cavarzere | 4,186.86 mi (6,738.09 km) |
| Hillsborough to Cave | 4,339.71 mi (6,984.09 km) |
| Hillsborough to Cavriago | 4,135.35 mi (6,655.20 km) |
| Hillsborough to Cavriglia | 4,216.50 mi (6,785.80 km) |
| Hillsborough to Cazzago San Martino | 4,084.57 mi (6,573.48 km) |
| Hillsborough to Ceccano | 4,366.33 mi (7,026.93 km) |
| Hillsborough to Cecina | 4,181.20 mi (6,728.99 km) |
| Hillsborough to Cefalu | 4,528.17 mi (7,287.39 km) |
| Hillsborough to Ceglie Messapico | 4,582.95 mi (7,375.55 km) |
