Prosečne GPS koordinate za poštanski broj 57537: 50.789, 7.742

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Spisak gradova:
>> Forst 57537, Rheinland-Pfalz, Altenkirchen (Westerwald), GPS koordinate: 50.8,7.6833
>> Mittelhof 57537, Rheinland-Pfalz, Altenkirchen (Westerwald), GPS koordinate: 50.7833,7.8
>> Wissen 57537, Rheinland-Pfalz, Altenkirchen (Westerwald), GPS koordinate: 50.7833,7.743