| Valley Center to Cascais | 5,641.20 mi (9,078.63 km) |
| Valley Center to Castelo Branco | 5,677.12 mi (9,136.45 km) |
| Valley Center to Castro Daire | 5,613.80 mi (9,034.53 km) |
| Valley Center to Celorico de Basto | 5,591.00 mi (8,997.84 km) |
| Valley Center to Chamusca | 5,654.72 mi (9,100.40 km) |
| Valley Center to Chaves | 5,598.01 mi (9,009.13 km) |
| Valley Center to Cinfaes | 5,597.17 mi (9,007.77 km) |
| Valley Center to Coimbra | 5,621.45 mi (9,046.85 km) |
| Valley Center to Condeixa-a-Nova | 5,622.35 mi (9,048.30 km) |
| Valley Center to Corroios | 5,656.25 mi (9,102.85 km) |
| Valley Center to Coruche | 5,669.11 mi (9,123.55 km) |
| Valley Center to Costa de Caparica | 5,651.34 mi (9,094.95 km) |
| Valley Center to Covilha | 5,657.61 mi (9,105.05 km) |
| Valley Center to Eiras | 5,620.39 mi (9,045.15 km) |
| Valley Center to Elvas | 5,731.86 mi (9,224.54 km) |
