| Thornaby on Tees to Leigh | 88.29 mi (142.09 km) |
| Thornaby on Tees to Leigh-on-Sea | 223.64 mi (359.91 km) |
| Thornaby on Tees to Leighton Buzzard | 184.46 mi (296.85 km) |
| Thornaby on Tees to Leith | 122.67 mi (197.42 km) |
| Thornaby on Tees to Lemington | 33.12 mi (53.31 km) |
| Thornaby on Tees to Leominster | 171.53 mi (276.04 km) |
| Thornaby on Tees to Lerwick | 386.72 mi (622.37 km) |
| Thornaby on Tees to Letchworth | 183.71 mi (295.66 km) |
| Thornaby on Tees to Leven | 131.12 mi (211.02 km) |
| Thornaby on Tees to Lewes | 260.39 mi (419.06 km) |
| Thornaby on Tees to Leyland | 82.29 mi (132.44 km) |
| Thornaby on Tees to Leyton | 213.28 mi (343.25 km) |
| Thornaby on Tees to Lichfield | 131.44 mi (211.53 km) |
| Thornaby on Tees to Lincoln | 97.02 mi (156.14 km) |
| Thornaby on Tees to Linlithgow | 133.73 mi (215.22 km) |
