Åtvidaberg Municipality is a municipality in Östergötland County in southeastern Sweden. Its seat is located in the town of Åtvidaberg, with some 7,000 inhabitants.
The present municipality was established in 1971 when the market town of Åtvidaberg was amalgamated with its surrounding rural municipalities. A part of the present territory was transferred from Kalmar County.
Wikipedia https://en.wikipedia.org/wiki/Åtvidaberg_Municipality
Coordinates 58°13'27.587" N 16°6'36.147" E