| Nairn to Cascais | 1,328.65 mi (2,138.26 km) |
| Nairn to Castelo Branco | 1,238.42 mi (1,993.04 km) |
| Nairn to Castro Daire | 1,166.86 mi (1,877.88 km) |
| Nairn to Celorico de Basto | 1,134.23 mi (1,825.36 km) |
| Nairn to Chamusca | 1,276.87 mi (2,054.93 km) |
| Nairn to Chaves | 1,106.21 mi (1,780.28 km) |
| Nairn to Cinfaes | 1,154.57 mi (1,858.10 km) |
| Nairn to Coimbra | 1,217.55 mi (1,959.46 km) |
| Nairn to Condeixa-a-Nova | 1,224.54 mi (1,970.70 km) |
| Nairn to Corroios | 1,332.28 mi (2,144.09 km) |
| Nairn to Coruche | 1,304.10 mi (2,098.74 km) |
| Nairn to Costa de Caparica | 1,330.92 mi (2,141.91 km) |
| Nairn to Covilha | 1,206.38 mi (1,941.48 km) |
| Nairn to Eiras | 1,215.39 mi (1,955.98 km) |
| Nairn to Elvas | 1,301.79 mi (2,095.03 km) |
