| Somersworth to Chojnice | 3,846.16 mi (6,189.79 km) |
| Somersworth to Chojnow | 3,866.27 mi (6,222.17 km) |
| Somersworth to Chorzow | 4,013.81 mi (6,459.60 km) |
| Somersworth to Choszczno | 3,785.49 mi (6,092.16 km) |
| Somersworth to Chrzanow | 4,036.80 mi (6,496.60 km) |
| Somersworth to Ciechanow | 3,985.38 mi (6,413.85 km) |
| Somersworth to Ciechocinek | 3,917.96 mi (6,305.35 km) |
| Somersworth to Cieszyn | 4,021.31 mi (6,471.68 km) |
| Somersworth to Czarna Bialostocka | 4,063.94 mi (6,540.29 km) |
| Somersworth to Czarnkow | 3,836.37 mi (6,174.04 km) |
| Somersworth to Czechowice-Dziedzice | 4,029.73 mi (6,485.23 km) |
| Somersworth to Czeladz | 4,017.67 mi (6,465.82 km) |
| Somersworth to Czersk Pomorski | 3,858.38 mi (6,209.46 km) |
| Somersworth to Czestochowa | 4,002.39 mi (6,441.23 km) |
| Somersworth to Czluchow | 3,840.62 mi (6,180.89 km) |
