| Glenmont to Oliveira de Frades | 3,554.20 mi (5,719.93 km) |
| Glenmont to Oliveira do Bairro | 3,544.03 mi (5,703.57 km) |
| Glenmont to Oliveira do Hospital | 3,579.18 mi (5,760.14 km) |
| Glenmont to Ourem | 3,563.68 mi (5,735.19 km) |
| Glenmont to Ovar | 3,528.49 mi (5,678.55 km) |
| Glenmont to Pacos de Ferreira | 3,529.53 mi (5,680.22 km) |
| Glenmont to Palmela | 3,576.64 mi (5,756.05 km) |
| Glenmont to Paredes | 3,534.45 mi (5,688.15 km) |
| Glenmont to Paredes de Coura | 3,505.44 mi (5,641.47 km) |
| Glenmont to Penacova | 3,561.04 mi (5,730.94 km) |
| Glenmont to Penafiel | 3,536.68 mi (5,691.73 km) |
| Glenmont to Peniche | 3,532.36 mi (5,684.79 km) |
| Glenmont to Peso da Regua | 3,562.22 mi (5,732.83 km) |
| Glenmont to Pinhal Novo | 3,574.18 mi (5,752.09 km) |
| Glenmont to Pinhel | 3,606.49 mi (5,804.08 km) |
