| Niles to Carmona | 4,202.48 mi (6,763.24 km) |
| Niles to Cartagena | 4,410.15 mi (7,097.46 km) |
| Niles to Cartama | 4,277.23 mi (6,883.53 km) |
| Niles to Cartaya | 4,138.88 mi (6,660.89 km) |
| Niles to Caspe | 4,312.96 mi (6,941.04 km) |
| Niles to Cassa de la Selva | 4,412.97 mi (7,102.00 km) |
| Niles to Castalla | 4,385.52 mi (7,057.81 km) |
| Niles to Castellbisbal | 4,390.80 mi (7,066.32 km) |
| Niles to Castelldefels | 4,398.16 mi (7,078.16 km) |
| Niles to Castello de Ampurias | 4,407.18 mi (7,092.67 km) |
| Niles to Castellon de la Plana | 4,360.52 mi (7,017.58 km) |
| Niles to Castilleja de la Cuesta | 4,186.29 mi (6,737.18 km) |
| Niles to Catarroja | 4,366.36 mi (7,026.97 km) |
| Niles to Catral | 4,396.42 mi (7,075.35 km) |
| Niles to Caudete | 4,367.16 mi (7,028.26 km) |
