| Seinajoki to Chojnow | 836.46 mi (1,346.15 km) |
| Seinajoki to Chorzow | 875.33 mi (1,408.71 km) |
| Seinajoki to Choszczno | 717.40 mi (1,154.54 km) |
| Seinajoki to Chrzanow | 884.11 mi (1,422.84 km) |
| Seinajoki to Ciechanow | 690.44 mi (1,111.16 km) |
| Seinajoki to Ciechocinek | 700.34 mi (1,127.09 km) |
| Seinajoki to Cieszyn | 914.96 mi (1,472.49 km) |
| Seinajoki to Czarna Bialostocka | 656.01 mi (1,055.74 km) |
| Seinajoki to Czarnkow | 720.53 mi (1,159.59 km) |
| Seinajoki to Czechowice-Dziedzice | 901.46 mi (1,450.76 km) |
| Seinajoki to Czeladz | 872.24 mi (1,403.73 km) |
| Seinajoki to Czersk Pomorski | 645.95 mi (1,039.56 km) |
| Seinajoki to Czestochowa | 840.10 mi (1,352.01 km) |
| Seinajoki to Czluchow | 660.61 mi (1,063.15 km) |
| Seinajoki to Dabrowa Gornicza | 872.43 mi (1,404.04 km) |
