| Senica to Cascais | 1,494.47 mi (2,405.12 km) |
| Senica to Castelo Branco | 1,366.19 mi (2,198.67 km) |
| Senica to Castro Daire | 1,343.95 mi (2,162.87 km) |
| Senica to Celorico de Basto | 1,329.47 mi (2,139.58 km) |
| Senica to Chamusca | 1,427.57 mi (2,297.46 km) |
| Senica to Chaves | 1,293.39 mi (2,081.51 km) |
| Senica to Cinfaes | 1,345.53 mi (2,165.43 km) |
| Senica to Coimbra | 1,391.60 mi (2,239.56 km) |
| Senica to Condeixa-a-Nova | 1,398.32 mi (2,250.37 km) |
| Senica to Corroios | 1,486.41 mi (2,392.14 km) |
| Senica to Coruche | 1,445.33 mi (2,326.04 km) |
| Senica to Costa de Caparica | 1,488.86 mi (2,396.10 km) |
| Senica to Covilha | 1,348.02 mi (2,169.43 km) |
| Senica to Eiras | 1,390.19 mi (2,237.29 km) |
| Senica to Elvas | 1,389.66 mi (2,236.44 km) |
