.: Official municipality key
The official municipality key (German: Amtlicher Gemeindeschlüssel, AGS), is a numeric key that is assigned to every municipality in Germany to uniquely identify it.
The official municipality key consists of 8 digits.
The first two digits stand for the federal state
, the next three digits identify the district
and the last three digits identify the municipality.
Using the search function Search places by official municipality key
you can display all places for any given official municipality key.
Digits for the federal states
(first and second digit of the official municipality key)
03 Lower Saxony
05 North Rhine Westfalia
Initially, the list contained only the numbers 1 to 11 for the eleven old German federal states. After the German reunification in 1990, the five new states were added in alphabetical order with the numbers 12 to 16 to this list.
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