| Merignac to Castelo Branco | 492.66 mi (792.87 km) |
| Merignac to Castro Daire | 458.31 mi (737.57 km) |
| Merignac to Celorico de Basto | 440.95 mi (709.65 km) |
| Merignac to Chamusca | 552.11 mi (888.54 km) |
| Merignac to Chaves | 404.43 mi (650.87 km) |
| Merignac to Cinfaes | 458.07 mi (737.19 km) |
| Merignac to Coimbra | 508.91 mi (819.01 km) |
| Merignac to Condeixa-a-Nova | 516.03 mi (830.48 km) |
| Merignac to Corroios | 613.65 mi (987.58 km) |
| Merignac to Coruche | 573.51 mi (922.97 km) |
| Merignac to Costa de Caparica | 615.26 mi (990.17 km) |
| Merignac to Covilha | 469.60 mi (755.74 km) |
| Merignac to Eiras | 507.28 mi (816.40 km) |
| Merignac to Elvas | 531.02 mi (854.59 km) |
| Merignac to Entroncamento | 545.85 mi (878.46 km) |
