| Owings Mills to Chojnice | 4,249.73 mi (6,839.29 km) |
| Owings Mills to Chojnow | 4,271.21 mi (6,873.85 km) |
| Owings Mills to Chorzow | 4,418.71 mi (7,111.23 km) |
| Owings Mills to Choszczno | 4,189.77 mi (6,742.78 km) |
| Owings Mills to Chrzanow | 4,441.70 mi (7,148.22 km) |
| Owings Mills to Ciechanow | 4,388.82 mi (7,063.12 km) |
| Owings Mills to Ciechocinek | 4,321.79 mi (6,955.25 km) |
| Owings Mills to Cieszyn | 4,426.37 mi (7,123.55 km) |
| Owings Mills to Czarna Bialostocka | 4,466.36 mi (7,187.91 km) |
| Owings Mills to Czarnkow | 4,240.60 mi (6,824.58 km) |
| Owings Mills to Czechowice-Dziedzice | 4,434.72 mi (7,137.00 km) |
| Owings Mills to Czeladz | 4,422.55 mi (7,117.41 km) |
| Owings Mills to Czersk Pomorski | 4,261.80 mi (6,858.71 km) |
| Owings Mills to Czestochowa | 4,407.13 mi (7,092.58 km) |
| Owings Mills to Czluchow | 4,244.26 mi (6,830.48 km) |
