| Chippenham to Oliveira de Frades | 796.45 mi (1,281.76 km) |
| Chippenham to Oliveira do Bairro | 815.03 mi (1,311.66 km) |
| Chippenham to Oliveira do Hospital | 814.55 mi (1,310.89 km) |
| Chippenham to Ourem | 872.73 mi (1,404.52 km) |
| Chippenham to Ovar | 794.76 mi (1,279.05 km) |
| Chippenham to Pacos de Ferreira | 764.61 mi (1,230.53 km) |
| Chippenham to Palmela | 949.40 mi (1,527.91 km) |
| Chippenham to Paredes | 767.70 mi (1,235.50 km) |
| Chippenham to Paredes de Coura | 726.23 mi (1,168.75 km) |
| Chippenham to Penacova | 827.30 mi (1,331.41 km) |
| Chippenham to Penafiel | 766.42 mi (1,233.43 km) |
| Chippenham to Peniche | 906.49 mi (1,458.86 km) |
| Chippenham to Peso da Regua | 760.23 mi (1,223.47 km) |
| Chippenham to Pinhal Novo | 945.41 mi (1,521.49 km) |
| Chippenham to Pinhel | 774.33 mi (1,246.16 km) |
