| Grimbergen to Castelo Branco | 957.98 mi (1,541.73 km) |
| Grimbergen to Castro Daire | 909.19 mi (1,463.20 km) |
| Grimbergen to Celorico de Basto | 884.56 mi (1,423.56 km) |
| Grimbergen to Chamusca | 1,013.65 mi (1,631.31 km) |
| Grimbergen to Chaves | 848.33 mi (1,365.26 km) |
| Grimbergen to Cinfaes | 904.32 mi (1,455.37 km) |
| Grimbergen to Coimbra | 963.02 mi (1,549.83 km) |
| Grimbergen to Condeixa-a-Nova | 970.50 mi (1,561.87 km) |
| Grimbergen to Corroios | 1,075.80 mi (1,731.34 km) |
| Grimbergen to Coruche | 1,037.64 mi (1,669.92 km) |
| Grimbergen to Costa de Caparica | 1,076.60 mi (1,732.62 km) |
| Grimbergen to Covilha | 931.04 mi (1,498.37 km) |
| Grimbergen to Eiras | 961.11 mi (1,546.76 km) |
| Grimbergen to Elvas | 1,004.23 mi (1,616.14 km) |
| Grimbergen to Entroncamento | 1,006.58 mi (1,619.93 km) |
