| Code | Name | Region |
|---|---|---|
| ATLAG | Langenlois | |
| ATLGR | Langenrohr | 3 |
| ATLSN | Langenstein | |
| ATLGW | Langenwang | 6 |
| ATLZD | Langenzersdorf | 3 |
| ATLTF | Langkampfen | 7 |
| ATLWN | Langwiesen | 2 |
| ATLNH | Lannach | 6 |
| ATLZF | Lanzendorf | 9 |
| ATNLA | Lanzenkirchen | 3 |
| ATLSB | Lasberg | 4 |
| ATLAS | Lassing | 6 |
| ATLAU | Launsdorf | |
| ATLUT | Lauterach | |
| ATLNT | Lavant | 7 |
| ATLXE | Laxenburg | |
| ATLEB | Lebring | 6 |
| ATLEC | Lech | 8 |
| ATECU | Lechaschau | 7 |
| ATKLD | Krollendorf | |
| ATKST | Kronstorf | 4 |
| ATKTF | Krottendorf | 6 |
| ATKUB | Krumbach Markt | 3 |
| ATKMB | Krummnussbaum | |
| ATGHJ | Krustetten | 3 |
| ATKUC | Kuchl | |
| ATKFS | Kufstein | |
| ATKUD | Kuhnsdorf | 2 |
| ATKMR | Kumberg | 6 |
| ATKUN | Kundl | |
| ATLAA | Laa An Der Thaya | |
| ATLKI | Laakirchen | 4 |
| ATLCK | Lackenbach | 1 |
| ATLDO | Ladendorf | 3 |
| ATLMB | Lambach | |
| ATLAB | Lambrechten | 4 |
| ATLPS | Lamprechtshausen | 5 |
| ATLAN | Landeck | |
| ATLFD | Langenfeld | |
| ATKAW | Konigsbrunn Am Wagram | 3 |
| ATKTN | Konigstetten | 3 |
| ATKGI | Kopfing Im Innkreis | 4 |
| ATKOP | Koppl | 5 |
| ATKBG | Korneuburg | |
| ATKOS | Kossen | 7 |
| ATKOE | Kostendorf | 5 |
| ATKEU | Kotschach-mauthen | |
| ATKOT | Kottes | 3 |
| ATKNR | Kottingbrunn | 3 |
| ATKRS | Kramsach | 7 |