| Southend to Cascais | 1,013.68 mi (1,631.36 km) |
| Southend to Castelo Branco | 901.03 mi (1,450.07 km) |
| Southend to Castro Daire | 842.55 mi (1,355.96 km) |
| Southend to Celorico de Basto | 814.33 mi (1,310.53 km) |
| Southend to Chamusca | 951.74 mi (1,531.68 km) |
| Southend to Chaves | 779.88 mi (1,255.10 km) |
| Southend to Cinfaes | 834.90 mi (1,343.63 km) |
| Southend to Coimbra | 896.75 mi (1,443.18 km) |
| Southend to Condeixa-a-Nova | 904.25 mi (1,455.26 km) |
| Southend to Corroios | 1,012.89 mi (1,630.10 km) |
| Southend to Coruche | 977.45 mi (1,573.05 km) |
| Southend to Costa de Caparica | 1,012.96 mi (1,630.20 km) |
| Southend to Covilha | 871.48 mi (1,402.52 km) |
| Southend to Eiras | 894.71 mi (1,439.89 km) |
| Southend to Elvas | 954.89 mi (1,536.74 km) |
