| Oliveira de Frades to Cividale del Friuli | 1,142.73 mi (1,839.04 km) |
| Oliveira de Frades to Civita Castellana | 1,068.49 mi (1,719.57 km) |
| Oliveira de Frades to Civitanova Marche | 1,135.88 mi (1,828.02 km) |
| Oliveira de Frades to Civitavecchia | 1,037.57 mi (1,669.81 km) |
| Oliveira de Frades to Civitella in Val di Chiana | 1,035.03 mi (1,665.72 km) |
| Oliveira de Frades to Clusone | 976.48 mi (1,571.49 km) |
| Oliveira de Frades to Coccaglio | 972.33 mi (1,564.81 km) |
| Oliveira de Frades to Codigoro | 1,064.94 mi (1,713.85 km) |
| Oliveira de Frades to Codogno | 953.10 mi (1,533.86 km) |
| Oliveira de Frades to Codroipo | 1,119.51 mi (1,801.68 km) |
| Oliveira de Frades to Cogoleto | 891.52 mi (1,434.77 km) |
| Oliveira de Frades to Colle di Val d'Elsa | 1,005.73 mi (1,618.57 km) |
| Oliveira de Frades to Colle Salvetti | 974.39 mi (1,568.13 km) |
| Oliveira de Frades to Collecchio | 972.06 mi (1,564.39 km) |
| Oliveira de Frades to Colleferro | 1,101.15 mi (1,772.12 km) |
