| Castellana Grotte to Lagoa | 2,272.70 mi (3,657.56 km) |
| Castellana Grotte to Lagos | 1,406.61 mi (2,263.72 km) |
| Castellana Grotte to Lamego | 1,298.18 mi (2,089.22 km) |
| Castellana Grotte to Leiria | 1,365.21 mi (2,197.09 km) |
| Castellana Grotte to Lisbon | 1,399.51 mi (2,252.29 km) |
| Castellana Grotte to Loule | 1,370.45 mi (2,205.53 km) |
| Castellana Grotte to Loures | 1,398.53 mi (2,250.72 km) |
| Castellana Grotte to Lourinha | 1,398.94 mi (2,251.37 km) |
| Castellana Grotte to Lousa | 1,331.61 mi (2,143.03 km) |
| Castellana Grotte to Lousada | 1,318.57 mi (2,122.04 km) |
| Castellana Grotte to Macedo de Cavaleiros | 1,250.84 mi (2,013.03 km) |
| Castellana Grotte to Mafamude | 1,338.98 mi (2,154.89 km) |
| Castellana Grotte to Mafra | 1,405.33 mi (2,261.67 km) |
| Castellana Grotte to Maia | 1,338.57 mi (2,154.21 km) |
| Castellana Grotte to Mangualde | 1,300.62 mi (2,093.15 km) |
