| Littleton to Oliveira de Frades | 4,818.85 mi (7,755.19 km) |
| Littleton to Oliveira do Bairro | 4,813.29 mi (7,746.23 km) |
| Littleton to Oliveira do Hospital | 4,846.92 mi (7,800.37 km) |
| Littleton to Ourem | 4,845.08 mi (7,797.40 km) |
| Littleton to Ovar | 4,793.65 mi (7,714.63 km) |
| Littleton to Pacos de Ferreira | 4,787.70 mi (7,705.07 km) |
| Littleton to Palmela | 4,874.08 mi (7,844.08 km) |
| Littleton to Paredes | 4,793.19 mi (7,713.89 km) |
| Littleton to Paredes de Coura | 4,755.27 mi (7,652.87 km) |
| Littleton to Penacova | 4,832.42 mi (7,777.04 km) |
| Littleton to Penafiel | 4,795.05 mi (7,716.88 km) |
| Littleton to Peniche | 4,822.28 mi (7,760.71 km) |
| Littleton to Peso da Regua | 4,818.22 mi (7,754.17 km) |
| Littleton to Pinhal Novo | 4,870.88 mi (7,838.92 km) |
| Littleton to Pinhel | 4,863.68 mi (7,827.34 km) |
