Gjennomsnittlig GPS-koordinater for postnummer 3121: 48.117, 19.817
Notering byer:
>> Somoskőújfalu 3121, Nógrád megye, GPS-koordinater: 48.1167,19.8167
Notering byer:
>> Somoskőújfalu 3121, Nógrád megye, GPS-koordinater: 48.1167,19.8167