| Cities | Distance |
|---|---|
| Porsgrunn to Lambeth | 652.07 mi (1,049.41 km) |
| Porsgrunn to Lanark | 554.25 mi (891.97 km) |
| Porsgrunn to Lancaster | 589.42 mi (948.59 km) |
| Porsgrunn to Lancing | 695.36 mi (1,119.07 km) |
| Porsgrunn to Larbert | 543.94 mi (875.39 km) |
| Porsgrunn to Largs | 586.95 mi (944.61 km) |
| Porsgrunn to Larkhall | 558.59 mi (898.97 km) |
| Porsgrunn to Launceston | 806.80 mi (1,298.42 km) |
| Porsgrunn to Leagrave | 636.43 mi (1,024.23 km) |
| Porsgrunn to Leatherhead | 668.30 mi (1,075.52 km) |
| Porsgrunn to Ledbury | 679.23 mi (1,093.11 km) |
| Porsgrunn to Leeds | 564.10 mi (907.83 km) |
| Porsgrunn to Leek | 612.13 mi (985.12 km) |
| Porsgrunn to Leicester | 612.67 mi (985.99 km) |
| Porsgrunn to Leigh | 606.88 mi (976.68 km) |