Prosečne GPS koordinate za poštanski broj 30855: 52.44, 9.666
Spisak gradova:
>> Langenhagen 30855, Niedersachsen, Region Hannover, GPS koordinate: 52.4402,9.6656
Spisak gradova:
>> Langenhagen 30855, Niedersachsen, Region Hannover, GPS koordinate: 52.4402,9.6656