| Alpharetta to Cascais | 4,057.52 mi (6,529.94 km) |
| Alpharetta to Castelo Branco | 4,125.94 mi (6,640.06 km) |
| Alpharetta to Castro Daire | 4,078.30 mi (6,563.38 km) |
| Alpharetta to Celorico de Basto | 4,063.62 mi (6,539.76 km) |
| Alpharetta to Chamusca | 4,088.49 mi (6,579.79 km) |
| Alpharetta to Chaves | 4,080.92 mi (6,567.61 km) |
| Alpharetta to Cinfaes | 4,063.76 mi (6,539.99 km) |
| Alpharetta to Coimbra | 4,070.32 mi (6,550.55 km) |
| Alpharetta to Condeixa-a-Nova | 4,069.08 mi (6,548.55 km) |
| Alpharetta to Corroios | 4,073.02 mi (6,554.89 km) |
| Alpharetta to Coruche | 4,095.98 mi (6,591.84 km) |
| Alpharetta to Costa de Caparica | 4,068.01 mi (6,546.83 km) |
| Alpharetta to Covilha | 4,114.47 mi (6,621.61 km) |
| Alpharetta to Eiras | 4,069.84 mi (6,549.77 km) |
| Alpharetta to Elvas | 4,167.21 mi (6,706.48 km) |
