| Glenmont to Cehegin | 3,939.34 mi (6,339.76 km) |
| Glenmont to Cervello | 4,017.09 mi (6,464.89 km) |
| Glenmont to Cervera | 3,976.95 mi (6,400.29 km) |
| Glenmont to Ceuti | 3,965.38 mi (6,381.65 km) |
| Glenmont to Cheste | 3,950.68 mi (6,358.00 km) |
| Glenmont to Chiclana de la Frontera | 3,775.66 mi (6,076.34 km) |
| Glenmont to Chipiona | 3,752.00 mi (6,038.25 km) |
| Glenmont to Chiva | 3,949.24 mi (6,355.69 km) |
| Glenmont to Churriana de la Vega | 3,877.57 mi (6,240.35 km) |
| Glenmont to Ciempozuelos | 3,789.86 mi (6,099.19 km) |
| Glenmont to Cieza | 3,953.29 mi (6,362.20 km) |
| Glenmont to Cisterniga | 3,698.36 mi (5,951.93 km) |
| Glenmont to Ciudad de Melilla | 3,971.07 mi (6,390.81 km) |
| Glenmont to Ciudad Real | 3,809.51 mi (6,130.82 km) |
| Glenmont to Ciudad-Rodrigo | 3,636.95 mi (5,853.11 km) |
