| Buffalo to Cascais | 3,538.24 mi (5,694.25 km) |
| Buffalo to Castelo Branco | 3,591.94 mi (5,780.67 km) |
| Buffalo to Castro Daire | 3,536.87 mi (5,692.04 km) |
| Buffalo to Celorico de Basto | 3,518.54 mi (5,662.55 km) |
| Buffalo to Chamusca | 3,561.07 mi (5,730.99 km) |
| Buffalo to Chaves | 3,531.73 mi (5,683.77 km) |
| Buffalo to Cinfaes | 3,521.27 mi (5,666.94 km) |
| Buffalo to Coimbra | 3,535.74 mi (5,690.22 km) |
| Buffalo to Condeixa-a-Nova | 3,535.45 mi (5,689.76 km) |
| Buffalo to Corroios | 3,553.66 mi (5,719.07 km) |
| Buffalo to Coruche | 3,571.91 mi (5,748.44 km) |
| Buffalo to Costa de Caparica | 3,548.66 mi (5,711.01 km) |
| Buffalo to Covilha | 3,576.77 mi (5,756.25 km) |
| Buffalo to Eiras | 3,534.99 mi (5,689.01 km) |
| Buffalo to Elvas | 3,639.81 mi (5,857.71 km) |
