| Southwater to Cascais | 958.57 mi (1,542.67 km) |
| Southwater to Castelo Branco | 847.40 mi (1,363.77 km) |
| Southwater to Castro Daire | 787.59 mi (1,267.50 km) |
| Southwater to Celorico de Basto | 758.92 mi (1,221.37 km) |
| Southwater to Chamusca | 897.22 mi (1,443.94 km) |
| Southwater to Chaves | 724.82 mi (1,166.49 km) |
| Southwater to Cinfaes | 779.55 mi (1,254.57 km) |
| Southwater to Coimbra | 841.71 mi (1,354.61 km) |
| Southwater to Condeixa-a-Nova | 849.20 mi (1,366.66 km) |
| Southwater to Corroios | 958.11 mi (1,541.93 km) |
| Southwater to Coruche | 923.13 mi (1,485.64 km) |
| Southwater to Costa de Caparica | 958.07 mi (1,541.86 km) |
| Southwater to Covilha | 817.52 mi (1,315.67 km) |
| Southwater to Eiras | 839.65 mi (1,351.29 km) |
| Southwater to Elvas | 902.40 mi (1,452.28 km) |
