| Fort Madison to Oliveira de Frades | 4,176.92 mi (6,722.10 km) |
| Fort Madison to Oliveira do Bairro | 4,169.42 mi (6,710.04 km) |
| Fort Madison to Oliveira do Hospital | 4,203.89 mi (6,765.51 km) |
| Fort Madison to Ourem | 4,196.43 mi (6,753.50 km) |
| Fort Madison to Ovar | 4,151.34 mi (6,680.94 km) |
| Fort Madison to Pacos de Ferreira | 4,148.23 mi (6,675.93 km) |
| Fort Madison to Palmela | 4,219.04 mi (6,789.89 km) |
| Fort Madison to Paredes | 4,153.52 mi (6,684.45 km) |
| Fort Madison to Paredes de Coura | 4,119.02 mi (6,628.92 km) |
| Fort Madison to Penacova | 4,187.81 mi (6,739.62 km) |
| Fort Madison to Penafiel | 4,155.54 mi (6,687.70 km) |
| Fort Madison to Peniche | 4,170.01 mi (6,710.99 km) |
| Fort Madison to Peso da Regua | 4,179.84 mi (6,726.81 km) |
| Fort Madison to Pinhal Novo | 4,216.12 mi (6,785.19 km) |
| Fort Madison to Pinhel | 4,225.12 mi (6,799.67 km) |
