| Llantwit Major to Oliveira de Frades | 771.88 mi (1,242.22 km) |
| Llantwit Major to Oliveira do Bairro | 789.67 mi (1,270.86 km) |
| Llantwit Major to Oliveira do Hospital | 791.56 mi (1,273.89 km) |
| Llantwit Major to Ourem | 848.31 mi (1,365.23 km) |
| Llantwit Major to Ovar | 768.46 mi (1,236.71 km) |
| Llantwit Major to Pacos de Ferreira | 738.48 mi (1,188.48 km) |
| Llantwit Major to Palmela | 925.24 mi (1,489.03 km) |
| Llantwit Major to Paredes | 741.91 mi (1,193.99 km) |
| Llantwit Major to Paredes de Coura | 698.46 mi (1,124.06 km) |
| Llantwit Major to Penacova | 803.00 mi (1,292.31 km) |
| Llantwit Major to Penafiel | 740.79 mi (1,192.18 km) |
| Llantwit Major to Peniche | 879.99 mi (1,416.21 km) |
| Llantwit Major to Peso da Regua | 736.45 mi (1,185.20 km) |
| Llantwit Major to Pinhal Novo | 921.14 mi (1,482.42 km) |
| Llantwit Major to Pinhel | 753.63 mi (1,212.86 km) |
