| Robstown to Oliveira de Frades | 4,969.84 mi (7,998.18 km) |
| Robstown to Oliveira do Bairro | 4,959.43 mi (7,981.43 km) |
| Robstown to Oliveira do Hospital | 4,994.61 mi (8,038.05 km) |
| Robstown to Ourem | 4,978.08 mi (8,011.44 km) |
| Robstown to Ovar | 4,944.14 mi (7,956.83 km) |
| Robstown to Pacos de Ferreira | 4,945.48 mi (7,958.99 km) |
| Robstown to Palmela | 4,989.11 mi (8,029.20 km) |
| Robstown to Paredes | 4,950.38 mi (7,966.87 km) |
| Robstown to Paredes de Coura | 4,921.63 mi (7,920.60 km) |
| Robstown to Penacova | 4,976.26 mi (8,008.52 km) |
| Robstown to Penafiel | 4,952.62 mi (7,970.47 km) |
| Robstown to Peniche | 4,945.95 mi (7,959.73 km) |
| Robstown to Peso da Regua | 4,978.22 mi (8,011.66 km) |
| Robstown to Pinhal Novo | 4,986.77 mi (8,025.42 km) |
| Robstown to Pinhel | 5,022.40 mi (8,082.77 km) |
