Prosečne GPS koordinate za poštanski broj 2021: 52.381, 4.637
Spisak gradova:
>> Haarlem 2021, Provincie Noord-Holland, Gemeente Haarlem, GPS koordinate: 52.3808,4.6368
Spisak gradova:
>> Haarlem 2021, Provincie Noord-Holland, Gemeente Haarlem, GPS koordinate: 52.3808,4.6368