Prosečne GPS koordinate za poštanski broj 28531: 34.697, -76.558
Spisak gradova:
>> Harkers Island 28531, North Carolina, Carteret, GPS koordinate: 34.6966,-76.5583
Spisak gradova:
>> Harkers Island 28531, North Carolina, Carteret, GPS koordinate: 34.6966,-76.5583