| Merriam to Cehegin | 4,771.00 mi (7,678.18 km) |
| Merriam to Cervello | 4,807.95 mi (7,737.64 km) |
| Merriam to Cervera | 4,768.06 mi (7,673.46 km) |
| Merriam to Ceuti | 4,795.29 mi (7,717.27 km) |
| Merriam to Cheste | 4,767.47 mi (7,672.50 km) |
| Merriam to Chiclana de la Frontera | 4,633.93 mi (7,457.60 km) |
| Merriam to Chipiona | 4,608.94 mi (7,417.38 km) |
| Merriam to Chiva | 4,766.23 mi (7,670.50 km) |
| Merriam to Churriana de la Vega | 4,722.57 mi (7,600.24 km) |
| Merriam to Ciempozuelos | 4,611.39 mi (7,421.32 km) |
| Merriam to Cieza | 4,782.49 mi (7,696.67 km) |
| Merriam to Cisterniga | 4,511.10 mi (7,259.92 km) |
| Merriam to Ciudad de Melilla | 4,826.82 mi (7,768.01 km) |
| Merriam to Ciudad Real | 4,641.53 mi (7,469.82 km) |
| Merriam to Ciudad-Rodrigo | 4,464.52 mi (7,184.95 km) |
