| Trenton to Oliveira de Frades | 3,410.66 mi (5,488.93 km) |
| Trenton to Oliveira do Bairro | 3,400.64 mi (5,472.80 km) |
| Trenton to Oliveira do Hospital | 3,435.77 mi (5,529.33 km) |
| Trenton to Ourem | 3,420.74 mi (5,505.15 km) |
| Trenton to Ovar | 3,384.95 mi (5,447.55 km) |
| Trenton to Pacos de Ferreira | 3,385.77 mi (5,448.87 km) |
| Trenton to Palmela | 3,434.39 mi (5,527.12 km) |
| Trenton to Paredes | 3,390.71 mi (5,456.83 km) |
| Trenton to Paredes de Coura | 3,361.43 mi (5,409.71 km) |
| Trenton to Penacova | 3,417.73 mi (5,500.31 km) |
| Trenton to Penafiel | 3,392.93 mi (5,460.40 km) |
| Trenton to Peniche | 3,389.74 mi (5,455.26 km) |
| Trenton to Peso da Regua | 3,418.42 mi (5,501.42 km) |
| Trenton to Pinhal Novo | 3,431.90 mi (5,523.10 km) |
| Trenton to Pinhel | 3,462.76 mi (5,572.78 km) |
