Lontzen is a bilingual (German-French) municipality (5,513 inhabitants in 2013) located in the Walloon province of Liège, in the German autonomous community. It includes the villages Herbesthal and Walhorn. In the period 1815-1919 it belonged to the Kingdom of Prussia (Empire of Germany).
Postmarks after 1950
Postal codes since 1969: 4710 (Lontzen, Herbesthal), 4711 (Walhorn)
Postmarks before 1950
Leopold III period
Albert I period
Kingdom of Prussia - Empire of Germany period
HERBESTHAL used the Prussian code 1750 in circles, in the Eupen district (Kreis), Aachen Bezirk in the Rheinland province.