| Senec to Leigh-on-Sea | 778.13 mi (1,252.29 km) |
| Senec to Leighton Buzzard | 838.21 mi (1,348.97 km) |
| Senec to Leith | 1,018.70 mi (1,639.43 km) |
| Senec to Lemington | 939.70 mi (1,512.30 km) |
| Senec to Leominster | 928.80 mi (1,494.76 km) |
| Senec to Lerwick | 1,106.93 mi (1,781.43 km) |
| Senec to Letchworth | 820.98 mi (1,321.23 km) |
| Senec to Leven | 1,018.44 mi (1,639.02 km) |
| Senec to Lewes | 798.76 mi (1,285.49 km) |
| Senec to Leyland | 948.73 mi (1,526.84 km) |
| Senec to Leyton | 806.74 mi (1,298.31 km) |
| Senec to Lichfield | 897.10 mi (1,443.75 km) |
| Senec to Lincoln | 854.57 mi (1,375.30 km) |
| Senec to Linlithgow | 1,034.38 mi (1,664.67 km) |
| Senec to Linslade | 838.97 mi (1,350.19 km) |
