| Irving to Oliveira de Frades | 4,729.05 mi (7,610.67 km) |
| Irving to Oliveira do Bairro | 4,719.97 mi (7,596.06 km) |
| Irving to Oliveira do Hospital | 4,754.92 mi (7,652.31 km) |
| Irving to Ourem | 4,742.56 mi (7,632.42 km) |
| Irving to Ovar | 4,703.34 mi (7,569.29 km) |
| Irving to Pacos de Ferreira | 4,702.60 mi (7,568.10 km) |
| Irving to Palmela | 4,758.97 mi (7,658.81 km) |
| Irving to Paredes | 4,707.69 mi (7,576.30 km) |
| Irving to Paredes de Coura | 4,676.16 mi (7,525.54 km) |
| Irving to Penacova | 4,737.58 mi (7,624.39 km) |
| Irving to Penafiel | 4,709.84 mi (7,579.75 km) |
| Irving to Peniche | 4,712.98 mi (7,584.80 km) |
| Irving to Peso da Regua | 4,734.89 mi (7,620.07 km) |
| Irving to Pinhal Novo | 4,756.35 mi (7,654.61 km) |
| Irving to Pinhel | 4,779.70 mi (7,692.19 km) |
