| Code | Name | Region |
|---|---|---|
| ISVES | Vestmannaeyjar - Hofn | |
| ISVIK | Vik | 8 |
| ISVOG | Vogar | |
| ISVPN | Vopnafjordur | |
| ISSEL | Selfoss | |
| ISSFS | Selfoss - Apt | |
| ISSEY | Seydisfjordur | |
| ISSIG | Siglufjordur - Hofn | |
| ISSKF | Skaftafell | 8 |
| ISSKA | Skagastrond | |
| ISKJF | Skerjafjordur | |
| ISSTD | Stodhvarfjordur | |
| ISSTK | Stokkseyri | 0 |
| ISSTR | Straumsvik | |
| ISSTY | Stykkisholmur - Hofn | |
| ISSUV | Sudavik | |
| ISSUD | Sudureyri/sugandafjord | |
| ISSVA | Svalbardseyri | |
| ISTAL | Talknafjordur/sveinseyri | |
| ISTHE | Theistareykir | 6 |
| ISTEY | Thingeyri | |
| ISTHH | Thorlakshofn | |
| ISTHO | Thorshofn | |
| ISTHN | Tjorneshofn | |
| ISHVR | Midsandur | |
| ISMJH | Mjoeyrarhofn | 7 |
| ISMJO | Mjofjordur | |
| ISMOS | Mosfellsbaer | |
| ISMVA | Myvatn | |
| ISNES | Neskaupstadur | |
| ISNJA | Njardvik | |
| ISNOU | Nordurfjordur | |
| ISOLF | Olafsfjordur | |
| ISOLV | Olafsvik | |
| ISOSP | Ospakseyri | |
| ISPAT | Patreksfjordur - Hofn | |
| ISRAU | Raufarhofn | |
| ISRFJ | Reydarfjordur | |
| ISRHA | Reykholar | |
| ISRYK | Reykjabesbaer | 2 |
| ISREY | Reykjavik | |
| ISRIF | Rif-hellisandur | |
| ISSAN | Sandgerdi | |
| ISSAU | Saudarkrokur - Hofn | |
| ISHEL | Helguvik | |
| ISHEA | Hella | |
| ISHJA | Hjalteyri | |
| ISHFN | Hofn, Hornafjordur | |
| ISHOF | Hofsos | |
| ISHVK | Holmavik |