| Somero to Chojnow | 709.48 mi (1,141.79 km) |
| Somero to Chorzow | 735.59 mi (1,183.81 km) |
| Somero to Choszczno | 598.65 mi (963.43 km) |
| Somero to Chrzanow | 742.89 mi (1,195.57 km) |
| Somero to Ciechanow | 547.49 mi (881.10 km) |
| Somero to Ciechocinek | 564.33 mi (908.20 km) |
| Somero to Cieszyn | 775.71 mi (1,248.38 km) |
| Somero to Czarna Bialostocka | 506.76 mi (815.55 km) |
| Somero to Czarnkow | 594.86 mi (957.33 km) |
| Somero to Czechowice-Dziedzice | 761.23 mi (1,225.07 km) |
| Somero to Czeladz | 732.11 mi (1,178.21 km) |
| Somero to Czersk Pomorski | 515.70 mi (829.94 km) |
| Somero to Czestochowa | 700.27 mi (1,126.98 km) |
| Somero to Czluchow | 533.15 mi (858.02 km) |
| Somero to Dabrowa Gornicza | 731.98 mi (1,178.01 km) |
