| Robertsville to Oliveira de Frades | 3,384.74 mi (5,447.21 km) |
| Robertsville to Oliveira do Bairro | 3,374.70 mi (5,431.06 km) |
| Robertsville to Oliveira do Hospital | 3,409.83 mi (5,487.60 km) |
| Robertsville to Ourem | 3,394.77 mi (5,463.35 km) |
| Robertsville to Ovar | 3,359.03 mi (5,405.83 km) |
| Robertsville to Pacos de Ferreira | 3,359.88 mi (5,407.20 km) |
| Robertsville to Palmela | 3,408.38 mi (5,485.25 km) |
| Robertsville to Paredes | 3,364.82 mi (5,415.15 km) |
| Robertsville to Paredes de Coura | 3,335.58 mi (5,368.09 km) |
| Robertsville to Penacova | 3,391.79 mi (5,458.55 km) |
| Robertsville to Penafiel | 3,367.04 mi (5,418.72 km) |
| Robertsville to Peniche | 3,363.74 mi (5,413.42 km) |
| Robertsville to Peso da Regua | 3,392.53 mi (5,459.76 km) |
| Robertsville to Pinhal Novo | 3,405.88 mi (5,481.24 km) |
| Robertsville to Pinhel | 3,436.86 mi (5,531.10 km) |
