| Carlow to Lagoa | 1,372.82 mi (2,209.34 km) |
| Carlow to Lagos | 1,089.93 mi (1,754.07 km) |
| Carlow to Lamego | 811.49 mi (1,305.97 km) |
| Carlow to Leiria | 908.09 mi (1,461.43 km) |
| Carlow to Lisbon | 980.30 mi (1,577.65 km) |
| Carlow to Loule | 1,084.65 mi (1,745.58 km) |
| Carlow to Loures | 972.96 mi (1,565.83 km) |
| Carlow to Lourinha | 946.19 mi (1,522.75 km) |
| Carlow to Lousa | 880.92 mi (1,417.71 km) |
| Carlow to Lousada | 799.03 mi (1,285.91 km) |
| Carlow to Macedo de Cavaleiros | 780.18 mi (1,255.58 km) |
| Carlow to Mafamude | 813.22 mi (1,308.76 km) |
| Carlow to Mafra | 966.45 mi (1,555.35 km) |
| Carlow to Maia | 805.16 mi (1,295.77 km) |
| Carlow to Mangualde | 845.66 mi (1,360.96 km) |
