| Desborough to Cascais | 1,034.71 mi (1,665.21 km) |
| Desborough to Castelo Branco | 928.04 mi (1,493.54 km) |
| Desborough to Castro Daire | 864.75 mi (1,391.68 km) |
| Desborough to Celorico de Basto | 834.78 mi (1,343.45 km) |
| Desborough to Chamusca | 975.33 mi (1,569.65 km) |
| Desborough to Chaves | 801.95 mi (1,290.62 km) |
| Desborough to Cinfaes | 855.54 mi (1,376.85 km) |
| Desborough to Coimbra | 918.45 mi (1,478.10 km) |
| Desborough to Condeixa-a-Nova | 925.87 mi (1,490.04 km) |
| Desborough to Corroios | 1,035.26 mi (1,666.09 km) |
| Desborough to Coruche | 1,001.74 mi (1,612.15 km) |
| Desborough to Costa de Caparica | 1,034.89 mi (1,665.50 km) |
| Desborough to Covilha | 897.40 mi (1,444.22 km) |
| Desborough to Eiras | 916.35 mi (1,474.71 km) |
| Desborough to Elvas | 985.48 mi (1,585.97 km) |
