| Owings Mills to Cabestany | 3,999.47 mi (6,436.53 km) |
| Owings Mills to Cabries | 4,086.06 mi (6,575.88 km) |
| Owings Mills to Cachan | 3,799.61 mi (6,114.89 km) |
| Owings Mills to Caen | 3,675.71 mi (5,915.48 km) |
| Owings Mills to Cagnes-sur-Mer | 4,157.71 mi (6,691.19 km) |
| Owings Mills to Cahors | 3,879.34 mi (6,243.19 km) |
| Owings Mills to Calais | 3,725.82 mi (5,996.13 km) |
| Owings Mills to Caluire-et-Cuire | 3,990.89 mi (6,422.72 km) |
| Owings Mills to Cambrai | 3,801.48 mi (6,117.89 km) |
| Owings Mills to Canet-en-Roussillon | 4,001.65 mi (6,440.03 km) |
| Owings Mills to Cannes | 4,155.31 mi (6,687.33 km) |
| Owings Mills to Canteleu | 3,728.39 mi (6,000.27 km) |
| Owings Mills to Capbreton | 3,771.50 mi (6,069.64 km) |
| Owings Mills to Carcassonne | 3,956.54 mi (6,367.43 km) |
| Owings Mills to Carmaux | 3,923.10 mi (6,313.62 km) |
