| Cumnock to Chojnice | 878.23 mi (1,413.37 km) |
| Cumnock to Chojnow | 877.85 mi (1,412.76 km) |
| Cumnock to Chorzow | 1,025.54 mi (1,650.45 km) |
| Cumnock to Choszczno | 806.00 mi (1,297.13 km) |
| Cumnock to Chrzanow | 1,048.53 mi (1,687.44 km) |
| Cumnock to Ciechanow | 1,017.24 mi (1,637.09 km) |
| Cumnock to Ciechocinek | 944.37 mi (1,519.81 km) |
| Cumnock to Cieszyn | 1,032.51 mi (1,661.67 km) |
| Cumnock to Czarna Bialostocka | 1,111.06 mi (1,788.08 km) |
| Cumnock to Czarnkow | 857.19 mi (1,379.52 km) |
| Cumnock to Czechowice-Dziedzice | 1,041.02 mi (1,675.35 km) |
| Cumnock to Czeladz | 1,029.55 mi (1,656.91 km) |
| Cumnock to Czersk Pomorski | 893.01 mi (1,437.16 km) |
| Cumnock to Czestochowa | 1,015.56 mi (1,634.38 km) |
| Cumnock to Czluchow | 871.71 mi (1,402.89 km) |
