| Herndon to Celano | 4,537.23 mi (7,301.97 km) |
| Herndon to Cento | 4,346.38 mi (6,994.82 km) |
| Herndon to Cepagatti | 4,549.32 mi (7,321.42 km) |
| Herndon to Ceprano | 4,554.83 mi (7,330.28 km) |
| Herndon to Cercola | 4,616.56 mi (7,429.64 km) |
| Herndon to Cerea | 4,327.87 mi (6,965.03 km) |
| Herndon to Cerese | 4,312.94 mi (6,941.01 km) |
| Herndon to Cerignola | 4,669.71 mi (7,515.17 km) |
| Herndon to Cermenate | 4,220.43 mi (6,792.13 km) |
| Herndon to Cernusco sul Naviglio | 4,237.01 mi (6,818.82 km) |
| Herndon to Cerreto Guidi | 4,361.79 mi (7,019.62 km) |
| Herndon to Cerro Maggiore | 4,217.92 mi (6,788.08 km) |
| Herndon to Certaldo | 4,376.10 mi (7,042.65 km) |
| Herndon to Cerveteri | 4,476.28 mi (7,203.87 km) |
| Herndon to Cervia | 4,408.54 mi (7,094.85 km) |
