Gjennomsnittlig GPS-koordinater for postnummer 08-420: 51.86, 21.611
Notering byer:
>> Miastków Kościelny 08-420, Mazowieckie, garwoliński, GPS-koordinater: 51.8595,21.6107
Notering byer:
>> Miastków Kościelny 08-420, Mazowieckie, garwoliński, GPS-koordinater: 51.8595,21.6107