sentences:  Hefersweiler's "Ortsteile" are Hefersweiler and Berzweiler.Also belonging to Hefersweiler is the outlying homestead of Ahlbornerhof.The thickest part of Hefersweiler's built-up area stretches along the crossing of the road through the Odenbach valley (Talstraße) and those that branch off towards Wolfstein, Relsberg and Seelen.