| Houghton le Spring to Cascais | 1,175.16 mi (1,891.23 km) |
| Houghton le Spring to Castelo Branco | 1,074.84 mi (1,729.79 km) |
| Houghton le Spring to Castro Daire | 1,007.71 mi (1,621.75 km) |
| Houghton le Spring to Celorico de Basto | 976.40 mi (1,571.37 km) |
| Houghton le Spring to Chamusca | 1,118.67 mi (1,800.33 km) |
| Houghton le Spring to Chaves | 945.43 mi (1,521.52 km) |
| Houghton le Spring to Cinfaes | 997.12 mi (1,604.71 km) |
| Houghton le Spring to Coimbra | 1,060.45 mi (1,706.63 km) |
| Houghton le Spring to Condeixa-a-Nova | 1,067.73 mi (1,718.34 km) |
| Houghton le Spring to Corroios | 1,177.00 mi (1,894.19 km) |
| Houghton le Spring to Coruche | 1,145.55 mi (1,843.59 km) |
| Houghton le Spring to Costa de Caparica | 1,176.21 mi (1,892.93 km) |
| Houghton le Spring to Covilha | 1,043.46 mi (1,679.28 km) |
| Houghton le Spring to Eiras | 1,058.31 mi (1,703.18 km) |
| Houghton le Spring to Elvas | 1,134.97 mi (1,826.57 km) |
