| Hackettstown to Cervignano del Friuli | 4,209.04 mi (6,773.80 km) |
| Hackettstown to Cesa | 4,422.54 mi (7,117.38 km) |
| Hackettstown to Cesano Maderno | 4,038.90 mi (6,499.98 km) |
| Hackettstown to Cesena | 4,221.59 mi (6,793.99 km) |
| Hackettstown to Cesenatico | 4,225.87 mi (6,800.88 km) |
| Hackettstown to Cetraro | 4,553.91 mi (7,328.80 km) |
| Hackettstown to Cherasco | 4,015.65 mi (6,462.57 km) |
| Hackettstown to Chiampo | 4,132.31 mi (6,650.31 km) |
| Hackettstown to Chiaravalle | 4,287.24 mi (6,899.65 km) |
| Hackettstown to Chiari | 4,073.96 mi (6,556.40 km) |
| Hackettstown to Chiavari | 4,090.21 mi (6,582.55 km) |
| Hackettstown to Chieri | 4,002.00 mi (6,440.60 km) |
| Hackettstown to Chieti | 4,368.41 mi (7,030.27 km) |
| Hackettstown to Chioggia | 4,185.60 mi (6,736.07 km) |
| Hackettstown to Chiusi | 4,248.32 mi (6,837.01 km) |
