| Grevena to Castelo Branco | 1,525.50 mi (2,455.05 km) |
| Grevena to Castro Daire | 1,536.53 mi (2,472.81 km) |
| Grevena to Celorico de Basto | 1,535.89 mi (2,471.77 km) |
| Grevena to Chamusca | 1,582.97 mi (2,547.54 km) |
| Grevena to Chaves | 1,506.16 mi (2,423.94 km) |
| Grevena to Cinfaes | 1,545.09 mi (2,486.59 km) |
| Grevena to Coimbra | 1,569.34 mi (2,525.61 km) |
| Grevena to Condeixa-a-Nova | 1,574.11 mi (2,533.28 km) |
| Grevena to Corroios | 1,628.89 mi (2,621.44 km) |
| Grevena to Coruche | 1,590.87 mi (2,560.26 km) |
| Grevena to Costa de Caparica | 1,632.87 mi (2,627.85 km) |
| Grevena to Covilha | 1,520.17 mi (2,446.47 km) |
| Grevena to Eiras | 1,568.72 mi (2,524.61 km) |
| Grevena to Elvas | 1,519.89 mi (2,446.02 km) |
| Grevena to Entroncamento | 1,580.60 mi (2,543.74 km) |
