| Ostrow Wielkopolski to Lagoa | 2,295.24 mi (3,693.84 km) |
| Ostrow Wielkopolski to Lagos | 1,634.26 mi (2,630.09 km) |
| Ostrow Wielkopolski to Lamego | 1,411.48 mi (2,271.56 km) |
| Ostrow Wielkopolski to Leiria | 1,511.86 mi (2,433.11 km) |
| Ostrow Wielkopolski to Lisbon | 1,573.56 mi (2,532.40 km) |
| Ostrow Wielkopolski to Loule | 1,606.42 mi (2,585.28 km) |
| Ostrow Wielkopolski to Loures | 1,569.10 mi (2,525.22 km) |
| Ostrow Wielkopolski to Lourinha | 1,555.58 mi (2,503.46 km) |
| Ostrow Wielkopolski to Lousa | 1,473.32 mi (2,371.08 km) |
| Ostrow Wielkopolski to Lousada | 1,420.01 mi (2,285.29 km) |
| Ostrow Wielkopolski to Macedo de Cavaleiros | 1,358.23 mi (2,185.86 km) |
| Ostrow Wielkopolski to Mafamude | 1,442.73 mi (2,321.85 km) |
| Ostrow Wielkopolski to Mafra | 1,570.51 mi (2,527.49 km) |
| Ostrow Wielkopolski to Maia | 1,438.11 mi (2,314.42 km) |
| Ostrow Wielkopolski to Mangualde | 1,431.71 mi (2,304.12 km) |
