| Swallownest to Cascais | 1,083.21 mi (1,743.26 km) |
| Swallownest to Castelo Branco | 979.85 mi (1,576.91 km) |
| Swallownest to Castro Daire | 914.41 mi (1,471.60 km) |
| Swallownest to Celorico de Basto | 883.69 mi (1,422.16 km) |
| Swallownest to Chamusca | 1,025.31 mi (1,650.08 km) |
| Swallownest to Chaves | 851.82 mi (1,370.87 km) |
| Swallownest to Cinfaes | 904.45 mi (1,455.57 km) |
| Swallownest to Coimbra | 967.65 mi (1,557.29 km) |
| Swallownest to Condeixa-a-Nova | 975.01 mi (1,569.12 km) |
| Swallownest to Corroios | 1,084.44 mi (1,745.23 km) |
| Swallownest to Coruche | 1,051.99 mi (1,693.02 km) |
| Swallownest to Costa de Caparica | 1,083.85 mi (1,744.29 km) |
| Swallownest to Covilha | 948.77 mi (1,526.90 km) |
| Swallownest to Eiras | 965.53 mi (1,553.87 km) |
| Swallownest to Elvas | 1,038.81 mi (1,671.81 km) |
