Prosečne GPS koordinate za poštanski broj 63-820: 51.841, 17.065
Spisak gradova:
>> Piaski 63-820, Wielkopolskie, gostyński, GPS koordinate: 51.8407,17.0648
Spisak gradova:
>> Piaski 63-820, Wielkopolskie, gostyński, GPS koordinate: 51.8407,17.0648