| Diessen am Ammersee to Castelo Branco | 1,079.21 mi (1,736.81 km) |
| Diessen am Ammersee to Castro Daire | 1,054.05 mi (1,696.33 km) |
| Diessen am Ammersee to Celorico de Basto | 1,038.72 mi (1,671.65 km) |
| Diessen am Ammersee to Chamusca | 1,140.36 mi (1,835.23 km) |
| Diessen am Ammersee to Chaves | 1,002.46 mi (1,613.31 km) |
| Diessen am Ammersee to Cinfaes | 1,055.12 mi (1,698.06 km) |
| Diessen am Ammersee to Coimbra | 1,102.55 mi (1,774.38 km) |
| Diessen am Ammersee to Condeixa-a-Nova | 1,109.38 mi (1,785.38 km) |
| Diessen am Ammersee to Corroios | 1,200.02 mi (1,931.25 km) |
| Diessen am Ammersee to Coruche | 1,159.02 mi (1,865.27 km) |
| Diessen am Ammersee to Costa de Caparica | 1,202.28 mi (1,934.88 km) |
| Diessen am Ammersee to Covilha | 1,059.88 mi (1,705.72 km) |
| Diessen am Ammersee to Eiras | 1,101.08 mi (1,772.02 km) |
| Diessen am Ammersee to Elvas | 1,105.97 mi (1,779.89 km) |
| Diessen am Ammersee to Entroncamento | 1,134.85 mi (1,826.37 km) |
