Prosečne GPS koordinate za poštanski broj 26521: 39.714, -80.227
Spisak gradova:
>> Blacksville 26521, West Virginia, Monongalia, GPS koordinate: 39.7142,-80.2265
Spisak gradova:
>> Blacksville 26521, West Virginia, Monongalia, GPS koordinate: 39.7142,-80.2265