| Guimar to Cividale del Friuli | 2,030.98 mi (3,268.55 km) |
| Guimar to Civita Castellana | 1,876.71 mi (3,020.27 km) |
| Guimar to Civitanova Marche | 1,964.70 mi (3,161.89 km) |
| Guimar to Civitavecchia | 1,842.69 mi (2,965.52 km) |
| Guimar to Civitella in Val di Chiana | 1,874.72 mi (3,017.08 km) |
| Guimar to Clusone | 1,877.43 mi (3,021.43 km) |
| Guimar to Coccaglio | 1,867.26 mi (3,005.07 km) |
| Guimar to Codigoro | 1,934.73 mi (3,113.64 km) |
| Guimar to Codogno | 1,841.72 mi (2,963.96 km) |
| Guimar to Codroipo | 2,007.26 mi (3,230.37 km) |
| Guimar to Cogoleto | 1,770.00 mi (2,848.54 km) |
| Guimar to Colle di Val d'Elsa | 1,847.67 mi (2,973.53 km) |
| Guimar to Colle Salvetti | 1,824.36 mi (2,936.03 km) |
| Guimar to Collecchio | 1,849.52 mi (2,976.51 km) |
| Guimar to Colleferro | 1,892.05 mi (3,044.97 km) |
