| Groslay to Castelo Branco | 797.08 mi (1,282.78 km) |
| Groslay to Castro Daire | 750.21 mi (1,207.34 km) |
| Groslay to Celorico de Basto | 726.57 mi (1,169.30 km) |
| Groslay to Chamusca | 853.39 mi (1,373.40 km) |
| Groslay to Chaves | 690.08 mi (1,110.57 km) |
| Groslay to Cinfaes | 746.03 mi (1,200.62 km) |
| Groslay to Coimbra | 803.75 mi (1,293.51 km) |
| Groslay to Condeixa-a-Nova | 811.20 mi (1,305.50 km) |
| Groslay to Corroios | 915.57 mi (1,473.47 km) |
| Groslay to Coruche | 877.04 mi (1,411.46 km) |
| Groslay to Costa de Caparica | 916.50 mi (1,474.96 km) |
| Groslay to Covilha | 770.61 mi (1,240.17 km) |
| Groslay to Eiras | 801.88 mi (1,290.51 km) |
| Groslay to Elvas | 842.43 mi (1,355.77 km) |
| Groslay to Entroncamento | 846.42 mi (1,362.18 km) |
