Prosečne GPS koordinate za poštanski broj 1818: 50.914, 4.399
Spisak gradova:
>> VTM 1818, Vlaanderen, Vlaams Brabant Halle-Vilvoorde, GPS koordinate: 50.9142,4.399
Spisak gradova:
>> VTM 1818, Vlaanderen, Vlaams Brabant Halle-Vilvoorde, GPS koordinate: 50.9142,4.399