The most South-Easterly community in the Landkreis of Aurich Wiesmoor is centrally within the East Frisian peninsula. The city is in the district Aurich. In the East, the city borders with the Friedeburg in Wittmund, in the south with Uplengen in Leer. West of Wiesmoor is the village of Großefehn is and to the North of that the city of Aurich, both in the district of Aurich.