| Code | Name | Region |
|---|---|---|
| NOSTX | Sto | 18 |
| NOSTK | Stokke | 7 |
| NOSKK | Stokksund | 16 |
| NOSTO | Stokkvagen | 18 |
| NOSKN | Stokmarknes | 18 |
| NOSRP | Stord | 12 |
| NOSBA | Stord Base | 12 |
| NOSDZ | Stordal | 15 |
| NOSTB | Storebo | 12 |
| NOSRS | Storesund | 11 |
| NOSRX | Sotra | 12 |
| NOSOV | Sovik | 15 |
| NODER | Sperrebotn | 1 |
| NOSPI | Spikkestad | 6 |
| NOSPM | Spillam | 17 |
| NOSPV | Spjelkavik | 15 |
| NOSPD | Spongdal | 16 |
| NOSPY | Spydeberg | 1 |
| NOSBK | Stabekk | 2 |
| NOSDT | Stadlandet | 14 |
| NOSEA | Stadlandet | 14 |
| NOYGD | Stadsbygd | 16 |
| NOSAK | Stakkvik | 19 |
| NOSUZ | Stamsund | 18 |
| NOSNL | Standal | 15 |
| NOSTN | Stange | 4 |
| NOSHT | Stanghelle | 12 |
| NOSTA | Stathelle | 8 |
| NOSAB | Staubo | 9 |
| NOSVG | Stavanger | 11 |
| NOSMR | Sofiemyr | 2 |
| NOSFT | Softeland | 12 |
| NOSOG | Sogndal | 14 |
| NOSNE | Sogne | 10 |
| NOSNA | Sokna | 6 |
| NOSOK | Sokndal | 11 |
| NOSLA | Sola | 11 |
| NOSBE | Solbergelva | 6 |
| NOSFS | Solfjellsjoen | 18 |
| NOSLD | Solund | 14 |
| NOSOM | Sommaroy | 19 |
| NOSMN | Somna | 18 |
| NOSON | Son | 2 |
| NOSOR | Sorarnoy | 18 |
| NOSOF | Sorfold | 18 |
| NOSOJ | Sorkjosen | 19 |
| NOSRA | Sorreisa | 19 |
| NOTI9 | Sorstraumen | 19 |
| NOSLX | Sortland | 18 |
| NOSVR | Sorvar | 20 |