| Montclair to Cortona | 6,222.67 mi (10,014.42 km) |
| Montclair to Cosenza | 6,575.26 mi (10,581.85 km) |
| Montclair to Cossato | 5,979.58 mi (9,623.21 km) |
| Montclair to Costa Volpino | 6,027.87 mi (9,700.92 km) |
| Montclair to Creazzo | 6,086.85 mi (9,795.84 km) |
| Montclair to Crema | 6,038.82 mi (9,718.54 km) |
| Montclair to Cremona | 6,062.16 mi (9,756.11 km) |
| Montclair to Crevalcore | 6,119.56 mi (9,848.48 km) |
| Montclair to Crispiano | 6,533.89 mi (10,515.27 km) |
| Montclair to Crosia | 6,576.90 mi (10,584.50 km) |
| Montclair to Crotone | 6,614.90 mi (10,645.65 km) |
| Montclair to Cuneo | 6,019.57 mi (9,687.57 km) |
| Montclair to Cuorgne | 5,971.71 mi (9,610.54 km) |
| Montclair to Cusano Milanino | 6,013.29 mi (9,677.46 km) |
| Montclair to Cutro | 6,613.45 mi (10,643.32 km) |
