| Syston to Oliveira de Frades | 892.69 mi (1,436.65 km) |
| Syston to Oliveira do Bairro | 911.32 mi (1,466.63 km) |
| Syston to Oliveira do Hospital | 910.61 mi (1,465.48 km) |
| Syston to Ourem | 968.94 mi (1,559.36 km) |
| Syston to Ovar | 891.11 mi (1,434.11 km) |
| Syston to Pacos de Ferreira | 860.96 mi (1,385.58 km) |
| Syston to Palmela | 1,045.57 mi (1,682.67 km) |
| Syston to Paredes | 864.03 mi (1,390.53 km) |
| Syston to Paredes de Coura | 822.59 mi (1,323.84 km) |
| Syston to Penacova | 923.51 mi (1,486.25 km) |
| Syston to Penafiel | 862.74 mi (1,388.45 km) |
| Syston to Peniche | 1,002.84 mi (1,613.91 km) |
| Syston to Peso da Regua | 856.40 mi (1,378.24 km) |
| Syston to Pinhal Novo | 1,041.59 mi (1,676.28 km) |
| Syston to Pinhel | 870.04 mi (1,400.19 km) |
