| Gilbert to Cascais | 5,404.73 mi (8,698.07 km) |
| Gilbert to Castelo Branco | 5,446.77 mi (8,765.74 km) |
| Gilbert to Castro Daire | 5,385.89 mi (8,667.76 km) |
| Gilbert to Celorico de Basto | 5,364.41 mi (8,633.18 km) |
| Gilbert to Chamusca | 5,421.51 mi (8,725.07 km) |
| Gilbert to Chaves | 5,373.31 mi (8,647.51 km) |
| Gilbert to Cinfaes | 5,369.53 mi (8,641.43 km) |
| Gilbert to Coimbra | 5,390.78 mi (8,675.62 km) |
| Gilbert to Condeixa-a-Nova | 5,391.29 mi (8,676.45 km) |
| Gilbert to Corroios | 5,419.94 mi (8,722.55 km) |
| Gilbert to Coruche | 5,434.72 mi (8,746.33 km) |
| Gilbert to Costa de Caparica | 5,414.98 mi (8,714.57 km) |
| Gilbert to Covilha | 5,428.60 mi (8,736.49 km) |
| Gilbert to Eiras | 5,389.81 mi (8,674.07 km) |
| Gilbert to Elvas | 5,499.38 mi (8,850.40 km) |
