| Olesno to Castelo Branco | 1,460.78 mi (2,350.90 km) |
| Olesno to Castro Daire | 1,431.53 mi (2,303.83 km) |
| Olesno to Celorico de Basto | 1,414.15 mi (2,275.85 km) |
| Olesno to Chamusca | 1,521.58 mi (2,448.74 km) |
| Olesno to Chaves | 1,377.50 mi (2,216.88 km) |
| Olesno to Cinfaes | 1,431.43 mi (2,303.66 km) |
| Olesno to Coimbra | 1,481.44 mi (2,384.14 km) |
| Olesno to Condeixa-a-Nova | 1,488.44 mi (2,395.41 km) |
| Olesno to Corroios | 1,581.93 mi (2,545.88 km) |
| Olesno to Coruche | 1,541.08 mi (2,480.13 km) |
| Olesno to Costa de Caparica | 1,584.01 mi (2,549.22 km) |
| Olesno to Covilha | 1,440.21 mi (2,317.79 km) |
| Olesno to Eiras | 1,479.88 mi (2,381.64 km) |
| Olesno to Elvas | 1,489.90 mi (2,397.77 km) |
| Olesno to Entroncamento | 1,515.80 mi (2,439.45 km) |
