| Grain Valley to Cascais | 4,376.50 mi (7,043.29 km) |
| Grain Valley to Castelo Branco | 4,426.30 mi (7,123.43 km) |
| Grain Valley to Castro Daire | 4,369.05 mi (7,031.31 km) |
| Grain Valley to Celorico de Basto | 4,349.54 mi (6,999.90 km) |
| Grain Valley to Chamusca | 4,397.33 mi (7,076.82 km) |
| Grain Valley to Chaves | 4,361.15 mi (7,018.59 km) |
| Grain Valley to Cinfaes | 4,353.16 mi (7,005.73 km) |
| Grain Valley to Coimbra | 4,370.09 mi (7,032.98 km) |
| Grain Valley to Condeixa-a-Nova | 4,370.09 mi (7,032.98 km) |
| Grain Valley to Corroios | 4,391.86 mi (7,068.02 km) |
| Grain Valley to Coruche | 4,408.99 mi (7,095.58 km) |
| Grain Valley to Costa de Caparica | 4,386.87 mi (7,059.98 km) |
| Grain Valley to Covilha | 4,410.03 mi (7,097.26 km) |
| Grain Valley to Eiras | 4,369.26 mi (7,031.65 km) |
| Grain Valley to Elvas | 4,475.86 mi (7,203.21 km) |
