| Signa to Calafell | 516.95 mi (831.95 km) |
| Signa to Calahorra | 667.02 mi (1,073.46 km) |
| Signa to Calasparra | 768.55 mi (1,236.85 km) |
| Signa to Calatayud | 668.65 mi (1,076.09 km) |
| Signa to Caldas de Montbuy | 476.94 mi (767.56 km) |
| Signa to Caldas de Reyes | 995.24 mi (1,601.68 km) |
| Signa to Calella | 453.50 mi (729.83 km) |
| Signa to Callosa de Segura | 736.29 mi (1,184.94 km) |
| Signa to Calpe | 674.59 mi (1,085.64 km) |
| Signa to Calvia | 530.27 mi (853.39 km) |
| Signa to Camas | 998.60 mi (1,607.10 km) |
| Signa to Cambados | 1,004.73 mi (1,616.96 km) |
| Signa to Cambre | 971.80 mi (1,563.95 km) |
| Signa to Cambrils | 545.10 mi (877.26 km) |
| Signa to Campo de Criptana | 793.29 mi (1,276.68 km) |
