ISO 3166-2:AT ni akoole ninu ISO 3166-2, apa opagun ISO 3166 ti International Organization for Standardization (ISO) tejadesiwe to setumo awon amioro fun oruko awon ipinsabe koko awon orile-ede.

AT-1 Burgenland
AT-2 Kärnten
AT-3 Niederösterreich
AT-4 Oberösterreich
AT-5 Salzburg
AT-6 Steiermark
AT-7 Tirol
AT-8 Vorarlberg
AT-9 Wien