| Halstead to Cascais | 1,035.18 mi (1,665.95 km) |
| Halstead to Castelo Branco | 923.59 mi (1,486.38 km) |
| Halstead to Castro Daire | 864.16 mi (1,390.73 km) |
| Halstead to Celorico de Basto | 835.56 mi (1,344.71 km) |
| Halstead to Chamusca | 973.70 mi (1,567.02 km) |
| Halstead to Chaves | 801.41 mi (1,289.74 km) |
| Halstead to Cinfaes | 856.19 mi (1,377.90 km) |
| Halstead to Coimbra | 918.30 mi (1,477.86 km) |
| Halstead to Condeixa-a-Nova | 925.79 mi (1,489.92 km) |
| Halstead to Corroios | 1,034.65 mi (1,665.11 km) |
| Halstead to Coruche | 999.55 mi (1,608.62 km) |
| Halstead to Costa de Caparica | 1,034.63 mi (1,665.07 km) |
| Halstead to Covilha | 893.82 mi (1,438.47 km) |
| Halstead to Eiras | 916.24 mi (1,474.55 km) |
| Halstead to Elvas | 978.13 mi (1,574.14 km) |
