Prosečne GPS koordinate za poštanski broj 17120: 40.266, -76.883
Spisak gradova:
>> Harrisburg 17120, Pennsylvania, Dauphin, GPS koordinate: 40.2657,-76.8827
Spisak gradova:
>> Harrisburg 17120, Pennsylvania, Dauphin, GPS koordinate: 40.2657,-76.8827