| Boiling Springs to Cascais | 3,910.55 mi (6,293.42 km) |
| Boiling Springs to Castelo Branco | 3,979.07 mi (6,403.70 km) |
| Boiling Springs to Castro Daire | 3,931.55 mi (6,327.22 km) |
| Boiling Springs to Celorico de Basto | 3,916.95 mi (6,303.73 km) |
| Boiling Springs to Chamusca | 3,941.56 mi (6,343.33 km) |
| Boiling Springs to Chaves | 3,934.36 mi (6,331.74 km) |
| Boiling Springs to Cinfaes | 3,917.04 mi (6,303.87 km) |
| Boiling Springs to Coimbra | 3,923.47 mi (6,314.21 km) |
| Boiling Springs to Condeixa-a-Nova | 3,922.21 mi (6,312.19 km) |
| Boiling Springs to Corroios | 3,926.05 mi (6,318.37 km) |
| Boiling Springs to Coruche | 3,949.02 mi (6,355.34 km) |
| Boiling Springs to Costa de Caparica | 3,921.04 mi (6,310.31 km) |
| Boiling Springs to Covilha | 3,967.66 mi (6,385.33 km) |
| Boiling Springs to Eiras | 3,922.99 mi (6,313.43 km) |
| Boiling Springs to Elvas | 4,020.27 mi (6,470.01 km) |
