| Castanet-Tolosan to Oliveira do Bairro | 553.03 mi (890.01 km) |
| Castanet-Tolosan to Oliveira do Hospital | 527.83 mi (849.46 km) |
| Castanet-Tolosan to Ourem | 584.17 mi (940.13 km) |
| Castanet-Tolosan to Ovar | 549.55 mi (884.42 km) |
| Castanet-Tolosan to Pacos de Ferreira | 528.07 mi (849.85 km) |
| Castanet-Tolosan to Palmela | 640.00 mi (1,029.98 km) |
| Castanet-Tolosan to Paredes | 526.46 mi (847.25 km) |
| Castanet-Tolosan to Paredes de Coura | 522.24 mi (840.46 km) |
| Castanet-Tolosan to Penacova | 550.32 mi (885.66 km) |
| Castanet-Tolosan to Penafiel | 523.92 mi (843.16 km) |
| Castanet-Tolosan to Peniche | 631.44 mi (1,016.20 km) |
| Castanet-Tolosan to Peso da Regua | 500.39 mi (805.30 km) |
| Castanet-Tolosan to Pinhal Novo | 638.04 mi (1,026.83 km) |
| Castanet-Tolosan to Pinhel | 477.33 mi (768.18 km) |
| Castanet-Tolosan to Pombal | 577.92 mi (930.07 km) |
