| Billings to Cascais | 4,753.07 mi (7,649.32 km) |
| Billings to Castelo Branco | 4,776.21 mi (7,686.57 km) |
| Billings to Castro Daire | 4,708.72 mi (7,577.95 km) |
| Billings to Celorico de Basto | 4,683.67 mi (7,537.64 km) |
| Billings to Chamusca | 4,759.66 mi (7,659.93 km) |
| Billings to Chaves | 4,687.27 mi (7,543.43 km) |
| Billings to Cinfaes | 4,691.70 mi (7,550.56 km) |
| Billings to Coimbra | 4,721.58 mi (7,598.65 km) |
| Billings to Condeixa-a-Nova | 4,723.22 mi (7,601.29 km) |
| Billings to Corroios | 4,767.63 mi (7,672.76 km) |
| Billings to Coruche | 4,776.35 mi (7,686.79 km) |
| Billings to Costa de Caparica | 4,762.86 mi (7,665.08 km) |
| Billings to Covilha | 4,754.29 mi (7,651.29 km) |
| Billings to Eiras | 4,720.34 mi (7,596.66 km) |
| Billings to Elvas | 4,834.73 mi (7,780.74 km) |
