Hinterweidenthal is a small municipality (1,573 inhabitants end 2013) in Südwestpfalz district, in Rhineland-Palatinate, western Germany. It used stamps issued by the Bavaria (Bayern) State until 1920 (there seems to be no post office at this name in the Kreuzer period - before 1876).
Bavaria State era
Until 31 March 1920.
Ortsteil KALTENBACH post office opened on 1 July 1858. It used a code 620 in Bavaria, Palatinate.