| Portlethen to Kristiansand | 381.94 mi (614.67 km) |
| Portlethen to Kristiansund | 537.39 mi (864.85 km) |
| Portlethen to Larvik | 464.51 mi (747.56 km) |
| Portlethen to Leirvik | 333.63 mi (536.92 km) |
| Portlethen to Lenvik | 1,045.88 mi (1,683.18 km) |
| Portlethen to Levanger | 648.21 mi (1,043.20 km) |
| Portlethen to Lier | 485.47 mi (781.30 km) |
| Portlethen to Lillehammer | 526.36 mi (847.09 km) |
| Portlethen to Lindas | 362.53 mi (583.44 km) |
| Portlethen to Lommedalen | 495.56 mi (797.53 km) |
| Portlethen to Lorenskog | 510.93 mi (822.26 km) |
| Portlethen to Lunner | 508.95 mi (819.08 km) |
| Portlethen to Lyngdal | 348.78 mi (561.30 km) |
| Portlethen to Malvik | 618.86 mi (995.95 km) |
| Portlethen to Mandal | 361.23 mi (581.34 km) |
