Prosečne GPS koordinate za poštanski broj 48421: 43.15, -83.381
Spisak gradova:
>> Columbiaville 48421, Michigan, Lapeer, GPS koordinate: 43.1503,-83.3811
Spisak gradova:
>> Columbiaville 48421, Michigan, Lapeer, GPS koordinate: 43.1503,-83.3811