Austria country & area codes
| Area | Code | Digits |
| Haibach ob der Donau | (0)7279 | + 3/9D SN |
| Hainburg a.d. Donau | (0)2165 | + 3/9D SN |
| Hainfeld | (0)2764 | + 3/9D SN |
| Hall in Tirol | (0)5223 | + 3/9D SN |
| Hallein | (0)6245 | + 3/9D SN |
| Hallstatt | (0)6134 | + 3/9D SN |
| Hannersdorf | (0)3364 | + 3/9D SN |
| Hargelsberg | (0)7225 | + 3/9D SN |
| Hartberg | (0)3332 | + 3/9D SN |
| Haugsdorf | (0)2944 | + 3/9D SN |
| Haus | (0)3686 | + 3/9D SN |
| Hausleiten | (0)2265 | + 3/9D SN |
| Hausmening (Neuhofen an der Ybbs) | (0)7475 | + 3/9D SN |
| Heidenreichstein | (0)2862 | + 3/9D SN |
| Heiligenblut | (0)4824 | + 3/9D SN |
| Heiligenkreuz am Waasen | (0)3134 | + 3/9D SN |
| Heiligenkreuz im Lafnitztal | (0)3325 | + 3/9D SN |
| Helfenberg | (0)7216 | + 3/9D SN |
| Hellmonsödt | (0)7215 | + 3/9D SN |
| Henndorf am Wallersee | (0)6214 | + 3/9D SN |
| Hermagor | (0)4282 | + 3/9D SN |
| Herrnbaumgarten | (0)2555 | + 3/9D SN |
| Herzogenburg | (0)2782 | + 3/9D SN |
| Herzogsdorf | (0)7231 | + 3/9D SN |
| Hieflau | (0)3634 | + 3/9D SN |
| Hinterriß | (0)5245 | + 3/9D SN |
| Hintersee | (0)6224 | + 3/9D SN |
| Hinterstoder | (0)7564 | + 3/9D SN |
| Hirschbach im Mühlkreis | (0)7948 | + 3/9D SN |
| Hirschegg | (0)3141 | + 3/9D SN |
| Hittisau | (0)5513 | + 3/9D SN |
| Hochfügen | (0)5280 | + 3/9D SN |
| Hochfilzen | (0)5359 | + 3/9D SN |
| Hochneukirchen | (0)2648 | + 3/9D SN |
| Hof bei Salzburg | (0)6229 | + 3/9D SN |
| Hofkirchen an der Trattnach | (0)7734 | + 3/9D SN |
| Hofkirchen im Mühlkreis | (0)7285 | + 3/9D SN |
| Hohenau an der March | (0)2535 | + 3/9D SN |
| Hohenberg | (0)2767 | + 3/9D SN |
| Hohenems | (0)5576 | + 3/9D SN |
| Hohentauern | (0)3618 | + 3/9D SN |
| Hohenwarth | (0)2957 | + 3/9D SN |
| Hollabrunn | (0)2952 | + 3/9D SN |
| Hollenstein an der Ybbs | (0)7445 | + 3/9D SN |
| Hopfgarten im Brixental | (0)5335 | + 3/9D SN |
| Horitschon | (0)2610 | + 3/9D SN |
| Horn | (0)2982 | + 3/9D SN |
| Hornstein | (0)2689 | + 3/9D SN |
| Huben | (0)4872 | + 3/9D SN |
| Idolsberg | (0)2731 | + 3/9D SN |
| Ilz | (0)3385 | + 3/9D SN |
| Imst | (0)5412 | + 3/9D SN |
| Innerkrems | (0)4736 | + 3/9D SN |
| Innermanzing | (0)2774 | + 3/9D SN |
| Innsbruck | (0)512 | + 3/10D SN |
| Irnfritz | (0)2986 | + 3/9D SN |
| Ischgl | (0)5444 | + 3/9D SN |
| Japons | (0)2914 | + 3/9D SN |
| Jenbach | (0)5244 | + 3/9D SN |
| Jennersdorf | (0)3329 | + 3/9D SN |
| Jochberg | (0)5355 | + 3/9D SN |
| Johnsbach | (0)3611 | + 3/9D SN |
| Jois | (0)2160 | + 3/9D SN |
| Judenburg | (0)3572 | + 3/9D SN |
| Jungholz | (0)5676 | + 3/9D SN |
| Köflach | (0)3144 | + 3/9D SN |
| Königswiesen | (0)7955 | + 3/9D SN |
| Kössen | (0)5375 | + 3/9D SN |
| Kötschach-Mauthen | (0)4715 | + 3/9D SN |
| Köttmannsdorf | (0)4220 | + 3/9D SN |
| Kühtai | (0)5239 | + 3/9D SN |
| Kainach bei Voitsberg | (0)3148 | + 3/9D SN |
| Kaindorf | (0)3334 | + 3/9D SN |
| Kals am Großglockner | (0)4876 | + 3/9D SN |
| Kalsdorf bei Graz | (0)3135 | + 3/9D SN |
| Kaltenbach | (0)5283 | + 3/9D SN |
| Kaltenleutgeben | (0)2238 | + 3/9D SN |
| Kalwang | (0)3846 | + 3/9D SN |
| Kammern im Liesingtal | (0)3844 | + 3/9D SN |
| Kapfenstein | (0)3157 | + 3/9D SN |
| Kappl | (0)5445 | + 3/9D SN |
| Kaprun | (0)6547 | + 3/9D SN |
| Karlstein an der Thaya | (0)2844 | + 3/9D SN |
| Karlstift | (0)2816 | + 3/9D SN |
| Kartitsch | (0)4848 | + 3/9D SN |
| Kasten bei Böheimkirchen | (0)2744 | + 3/9D SN |
| Katsch an der Mur | (0)3588 | + 3/9D SN |
| Kaumberg | (0)2765 | + 3/9D SN |
| Kautendorf | (0)2524 | + 3/9D SN |
| Kautzen | (0)2864 | + 3/9D SN |
| Kefermarkt | (0)7947 | + 3/9D SN |
| Kematen am Innbach | (0)7247 | + 3/9D SN |
| Kematen an der Krems | (0)7228 | + 3/9D SN |
| Kematen an der Ybbs | (0)7448 | + 3/9D SN |
| Kematen in Tirol | (0)5232 | + 3/9D SN |
| Kilb | (0)2748 | + 3/9D SN |
| Kindberg | (0)3865 | + 3/9D SN |
| Kirchbach | (0)4284 | + 3/9D SN |
| Kirchbach in Steiermark | (0)3116 | + 3/9D SN |
| Kirchberg am Wagram | (0)2279 | + 3/9D SN |