| Gretz-Armainvilliers to Cervello | 508.88 mi (818.97 km) |
| Gretz-Armainvilliers to Cervera | 494.00 mi (795.01 km) |
| Gretz-Armainvilliers to Ceuti | 763.35 mi (1,228.50 km) |
| Gretz-Armainvilliers to Cheste | 661.81 mi (1,065.08 km) |
| Gretz-Armainvilliers to Chiclana de la Frontera | 962.51 mi (1,549.02 km) |
| Gretz-Armainvilliers to Chipiona | 949.59 mi (1,528.22 km) |
| Gretz-Armainvilliers to Chiva | 662.81 mi (1,066.69 km) |
| Gretz-Armainvilliers to Churriana de la Vega | 862.74 mi (1,388.44 km) |
| Gretz-Armainvilliers to Ciempozuelos | 670.07 mi (1,078.38 km) |
| Gretz-Armainvilliers to Cieza | 754.58 mi (1,214.38 km) |
| Gretz-Armainvilliers to Cisterniga | 609.95 mi (981.63 km) |
| Gretz-Armainvilliers to Ciudad de Melilla | 973.86 mi (1,567.28 km) |
| Gretz-Armainvilliers to Ciudad Real | 750.51 mi (1,207.82 km) |
| Gretz-Armainvilliers to Ciudad-Rodrigo | 722.97 mi (1,163.50 km) |
| Gretz-Armainvilliers to Cocentaina | 708.44 mi (1,140.12 km) |
