| Gretz-Armainvilliers to Calafell | 524.10 mi (843.45 km) |
| Gretz-Armainvilliers to Calahorra | 499.61 mi (804.04 km) |
| Gretz-Armainvilliers to Calasparra | 759.12 mi (1,221.68 km) |
| Gretz-Armainvilliers to Calatayud | 553.16 mi (890.22 km) |
| Gretz-Armainvilliers to Caldas de Montbuy | 491.91 mi (791.65 km) |
| Gretz-Armainvilliers to Caldas de Reyes | 692.56 mi (1,114.57 km) |
| Gretz-Armainvilliers to Calella | 492.25 mi (792.19 km) |
| Gretz-Armainvilliers to Callosa de Segura | 755.52 mi (1,215.89 km) |
| Gretz-Armainvilliers to Calpe | 710.28 mi (1,143.08 km) |
| Gretz-Armainvilliers to Calvia | 634.07 mi (1,020.43 km) |
| Gretz-Armainvilliers to Camas | 898.40 mi (1,445.84 km) |
| Gretz-Armainvilliers to Cambados | 703.43 mi (1,132.07 km) |
| Gretz-Armainvilliers to Cambre | 650.31 mi (1,046.57 km) |
| Gretz-Armainvilliers to Cambrils | 536.51 mi (863.43 km) |
| Gretz-Armainvilliers to Campo de Criptana | 707.22 mi (1,138.17 km) |
