| Cities | Distance |
|---|---|
| Portsmouth to Laindon | 84.06 mi (135.28 km) |
| Portsmouth to Lambeth | 63.21 mi (101.73 km) |
| Portsmouth to Lanark | 354.26 mi (570.13 km) |
| Portsmouth to Lancaster | 235.41 mi (378.85 km) |
| Portsmouth to Lancing | 33.58 mi (54.04 km) |
| Portsmouth to Larbert | 377.62 mi (607.73 km) |
| Portsmouth to Largs | 378.32 mi (608.85 km) |
| Portsmouth to Larkhall | 360.88 mi (580.78 km) |
| Portsmouth to Launceston | 143.62 mi (231.14 km) |
| Portsmouth to Leagrave | 80.41 mi (129.40 km) |
| Portsmouth to Leatherhead | 47.19 mi (75.95 km) |
| Portsmouth to Ledbury | 102.54 mi (165.02 km) |
| Portsmouth to Leeds | 207.82 mi (334.45 km) |
| Portsmouth to Leek | 163.98 mi (263.90 km) |
| Portsmouth to Leicester | 126.36 mi (203.35 km) |