| Diedorf to Castelo Branco | 1,077.21 mi (1,733.60 km) |
| Diedorf to Castro Daire | 1,049.85 mi (1,689.57 km) |
| Diedorf to Celorico de Basto | 1,033.62 mi (1,663.45 km) |
| Diedorf to Chamusca | 1,138.15 mi (1,831.68 km) |
| Diedorf to Chaves | 997.18 mi (1,604.80 km) |
| Diedorf to Cinfaes | 1,050.40 mi (1,690.46 km) |
| Diedorf to Coimbra | 1,099.04 mi (1,768.74 km) |
| Diedorf to Condeixa-a-Nova | 1,105.96 mi (1,779.88 km) |
| Diedorf to Corroios | 1,198.27 mi (1,928.43 km) |
| Diedorf to Coruche | 1,157.36 mi (1,862.59 km) |
| Diedorf to Costa de Caparica | 1,200.41 mi (1,931.87 km) |
| Diedorf to Covilha | 1,057.12 mi (1,701.28 km) |
| Diedorf to Eiras | 1,097.53 mi (1,766.30 km) |
| Diedorf to Elvas | 1,105.80 mi (1,779.62 km) |
| Diedorf to Entroncamento | 1,132.48 mi (1,822.55 km) |
