| Westlake to Cascais | 3,721.76 mi (5,989.60 km) |
| Westlake to Castelo Branco | 3,776.63 mi (6,077.89 km) |
| Westlake to Castro Daire | 3,722.02 mi (5,990.01 km) |
| Westlake to Celorico de Basto | 3,703.91 mi (5,960.87 km) |
| Westlake to Chamusca | 3,745.25 mi (6,027.40 km) |
| Westlake to Chaves | 3,717.34 mi (5,982.48 km) |
| Westlake to Cinfaes | 3,706.48 mi (5,965.01 km) |
| Westlake to Coimbra | 3,720.43 mi (5,987.45 km) |
| Westlake to Condeixa-a-Nova | 3,720.08 mi (5,986.89 km) |
| Westlake to Corroios | 3,737.20 mi (6,014.44 km) |
| Westlake to Coruche | 3,755.84 mi (6,044.44 km) |
| Westlake to Costa de Caparica | 3,732.19 mi (6,006.38 km) |
| Westlake to Covilha | 3,761.70 mi (6,053.86 km) |
| Westlake to Eiras | 3,719.70 mi (5,986.28 km) |
| Westlake to Elvas | 3,824.04 mi (6,154.20 km) |
