| Hackettstown to Celano | 4,351.63 mi (7,003.27 km) |
| Hackettstown to Cento | 4,160.00 mi (6,694.87 km) |
| Hackettstown to Cepagatti | 4,363.47 mi (7,022.32 km) |
| Hackettstown to Ceprano | 4,369.51 mi (7,032.04 km) |
| Hackettstown to Cercola | 4,431.40 mi (7,131.65 km) |
| Hackettstown to Cerea | 4,141.31 mi (6,664.79 km) |
| Hackettstown to Cerese | 4,126.52 mi (6,640.99 km) |
| Hackettstown to Cerignola | 4,483.97 mi (7,216.24 km) |
| Hackettstown to Cermenate | 4,034.00 mi (6,492.09 km) |
| Hackettstown to Cernusco sul Naviglio | 4,050.62 mi (6,518.84 km) |
| Hackettstown to Cerreto Guidi | 4,175.93 mi (6,720.51 km) |
| Hackettstown to Cerro Maggiore | 4,031.55 mi (6,488.15 km) |
| Hackettstown to Certaldo | 4,190.32 mi (6,743.67 km) |
| Hackettstown to Cerveteri | 4,291.07 mi (6,905.80 km) |
| Hackettstown to Cervia | 4,222.17 mi (6,794.93 km) |
