| North Decatur to Cortona | 4,948.64 mi (7,964.06 km) |
| North Decatur to Cosenza | 5,280.08 mi (8,497.47 km) |
| North Decatur to Cossato | 4,707.82 mi (7,576.51 km) |
| North Decatur to Costa Volpino | 4,782.55 mi (7,696.78 km) |
| North Decatur to Creazzo | 4,851.17 mi (7,807.21 km) |
| North Decatur to Crema | 4,779.56 mi (7,691.96 km) |
| North Decatur to Cremona | 4,802.13 mi (7,728.28 km) |
| North Decatur to Crevalcore | 4,863.87 mi (7,827.65 km) |
| North Decatur to Crispiano | 5,274.93 mi (8,489.18 km) |
| North Decatur to Crosia | 5,293.21 mi (8,518.60 km) |
| North Decatur to Crotone | 5,327.15 mi (8,573.21 km) |
| North Decatur to Cuneo | 4,717.47 mi (7,592.03 km) |
| North Decatur to Cuorgne | 4,690.85 mi (7,549.19 km) |
| North Decatur to Cusano Milanino | 4,752.22 mi (7,647.96 km) |
| North Decatur to Cutro | 5,323.04 mi (8,566.61 km) |
