| Guastalla to Carpentras | 283.17 mi (455.72 km) |
| Guastalla to Carquefou | 604.54 mi (972.91 km) |
| Guastalla to Carqueiranne | 260.61 mi (419.41 km) |
| Guastalla to Carrieres-sous-Poissy | 492.77 mi (793.04 km) |
| Guastalla to Carrieres-sur-Seine | 481.74 mi (775.29 km) |
| Guastalla to Carros | 188.94 mi (304.07 km) |
| Guastalla to Carvin | 525.68 mi (846.00 km) |
| Guastalla to Castanet-Tolosan | 463.96 mi (746.68 km) |
| Guastalla to Castelginest | 464.06 mi (746.83 km) |
| Guastalla to Castelnau-le-Lez | 346.02 mi (556.86 km) |
| Guastalla to Castelnaudary | 445.83 mi (717.49 km) |
| Guastalla to Castelsarrasin | 474.88 mi (764.25 km) |
| Guastalla to Castres | 426.10 mi (685.75 km) |
| Guastalla to Caudebec-les-Elbeuf | 544.09 mi (875.63 km) |
| Guastalla to Caudry | 493.61 mi (794.39 km) |
