| Johnstown to Cascais | 3,606.42 mi (5,803.97 km) |
| Johnstown to Castelo Branco | 3,666.13 mi (5,900.07 km) |
| Johnstown to Castro Daire | 3,613.99 mi (5,816.16 km) |
| Johnstown to Celorico de Basto | 3,597.14 mi (5,789.04 km) |
| Johnstown to Chamusca | 3,632.54 mi (5,846.01 km) |
| Johnstown to Chaves | 3,612.08 mi (5,813.07 km) |
| Johnstown to Cinfaes | 3,598.80 mi (5,791.72 km) |
| Johnstown to Coimbra | 3,610.05 mi (5,809.82 km) |
| Johnstown to Condeixa-a-Nova | 3,609.38 mi (5,808.73 km) |
| Johnstown to Corroios | 3,621.91 mi (5,828.90 km) |
| Johnstown to Coruche | 3,642.06 mi (5,861.33 km) |
| Johnstown to Costa de Caparica | 3,616.89 mi (5,820.82 km) |
| Johnstown to Covilha | 3,652.44 mi (5,878.03 km) |
| Johnstown to Eiras | 3,609.41 mi (5,808.78 km) |
| Johnstown to Elvas | 3,711.43 mi (5,972.97 km) |
