| Calverton to Cascais | 3,542.85 mi (5,701.67 km) |
| Calverton to Castelo Branco | 3,606.95 mi (5,804.82 km) |
| Calverton to Castro Daire | 3,557.15 mi (5,724.68 km) |
| Calverton to Celorico de Basto | 3,541.48 mi (5,699.46 km) |
| Calverton to Chamusca | 3,571.37 mi (5,747.56 km) |
| Calverton to Chaves | 3,557.75 mi (5,725.65 km) |
| Calverton to Cinfaes | 3,542.31 mi (5,700.80 km) |
| Calverton to Coimbra | 3,551.07 mi (5,714.89 km) |
| Calverton to Condeixa-a-Nova | 3,550.10 mi (5,713.33 km) |
| Calverton to Corroios | 3,558.36 mi (5,726.62 km) |
| Calverton to Coruche | 3,579.89 mi (5,761.27 km) |
| Calverton to Costa de Caparica | 3,553.34 mi (5,718.54 km) |
| Calverton to Covilha | 3,594.41 mi (5,784.64 km) |
| Calverton to Eiras | 3,550.50 mi (5,713.98 km) |
| Calverton to Elvas | 3,650.23 mi (5,874.48 km) |
