| Owings Mills to Cehegin | 3,917.06 mi (6,303.89 km) |
| Owings Mills to Cervello | 3,993.51 mi (6,426.94 km) |
| Owings Mills to Cervera | 3,953.37 mi (6,362.33 km) |
| Owings Mills to Ceuti | 3,943.03 mi (6,345.70 km) |
| Owings Mills to Cheste | 3,927.87 mi (6,321.30 km) |
| Owings Mills to Chiclana de la Frontera | 3,754.43 mi (6,042.17 km) |
| Owings Mills to Chipiona | 3,730.70 mi (6,003.98 km) |
| Owings Mills to Chiva | 3,926.44 mi (6,318.99 km) |
| Owings Mills to Churriana de la Vega | 3,855.79 mi (6,205.30 km) |
| Owings Mills to Ciempozuelos | 3,767.17 mi (6,062.67 km) |
| Owings Mills to Cieza | 3,930.92 mi (6,326.20 km) |
| Owings Mills to Cisterniga | 3,675.34 mi (5,914.89 km) |
| Owings Mills to Ciudad de Melilla | 3,949.78 mi (6,356.55 km) |
| Owings Mills to Ciudad Real | 3,787.20 mi (6,094.91 km) |
| Owings Mills to Ciudad-Rodrigo | 3,614.43 mi (5,816.86 km) |
