| Seia to Corato | 1,257.88 mi (2,024.35 km) |
| Seia to Corbetta | 907.78 mi (1,460.93 km) |
| Seia to Corciano | 1,044.06 mi (1,680.25 km) |
| Seia to Cordenons | 1,093.28 mi (1,759.46 km) |
| Seia to Cori | 1,075.18 mi (1,730.34 km) |
| Seia to Coriano | 1,064.77 mi (1,713.58 km) |
| Seia to Corigliano Calabro | 1,278.92 mi (2,058.22 km) |
| Seia to Corleone | 1,137.35 mi (1,830.39 km) |
| Seia to Cormano | 921.03 mi (1,482.25 km) |
| Seia to Cornaredo | 913.85 mi (1,470.70 km) |
| Seia to Cornate d'Adda | 936.90 mi (1,507.80 km) |
| Seia to Cornedo Vicentino | 1,024.13 mi (1,648.18 km) |
| Seia to Correggio | 984.46 mi (1,584.34 km) |
| Seia to Corridonia | 1,106.54 mi (1,780.80 km) |
| Seia to Corsico | 916.42 mi (1,474.84 km) |
