| Westerville to Cascais | 3,805.91 mi (6,125.02 km) |
| Westerville to Castelo Branco | 3,862.99 mi (6,216.88 km) |
| Westerville to Castro Daire | 3,809.42 mi (6,130.67 km) |
| Westerville to Celorico de Basto | 3,791.83 mi (6,102.37 km) |
| Westerville to Chamusca | 3,830.62 mi (6,164.79 km) |
| Westerville to Chaves | 3,805.88 mi (6,124.97 km) |
| Westerville to Cinfaes | 3,794.03 mi (6,105.90 km) |
| Westerville to Coimbra | 3,806.83 mi (6,126.50 km) |
| Westerville to Condeixa-a-Nova | 3,806.34 mi (6,125.71 km) |
| Westerville to Corroios | 3,821.38 mi (6,149.91 km) |
| Westerville to Coruche | 3,840.73 mi (6,181.05 km) |
| Westerville to Costa de Caparica | 3,816.36 mi (6,141.84 km) |
| Westerville to Covilha | 3,848.59 mi (6,193.70 km) |
| Westerville to Eiras | 3,806.14 mi (6,125.38 km) |
| Westerville to Elvas | 3,909.47 mi (6,291.69 km) |
