| Gloucester City to Cascais | 3,430.76 mi (5,521.27 km) |
| Gloucester City to Castelo Branco | 3,494.30 mi (5,623.53 km) |
| Gloucester City to Castro Daire | 3,444.26 mi (5,543.01 km) |
| Gloucester City to Celorico de Basto | 3,428.49 mi (5,517.62 km) |
| Gloucester City to Chamusca | 3,458.95 mi (5,566.64 km) |
| Gloucester City to Chaves | 3,444.66 mi (5,543.65 km) |
| Gloucester City to Cinfaes | 3,429.39 mi (5,519.07 km) |
| Gloucester City to Coimbra | 3,438.39 mi (5,533.56 km) |
| Gloucester City to Condeixa-a-Nova | 3,437.45 mi (5,532.05 km) |
| Gloucester City to Corroios | 3,446.26 mi (5,546.23 km) |
| Gloucester City to Coruche | 3,467.60 mi (5,580.57 km) |
| Gloucester City to Costa de Caparica | 3,441.24 mi (5,538.15 km) |
| Gloucester City to Covilha | 3,481.64 mi (5,603.15 km) |
| Gloucester City to Eiras | 3,437.82 mi (5,532.64 km) |
| Gloucester City to Elvas | 3,537.83 mi (5,693.58 km) |
