Prosečne GPS koordinate za poštanski broj 57451: 45.449, -99.015
Spisak gradova:
>> Ipswich 57451, South Dakota, Edmunds, GPS koordinate: 45.4489,-99.0148
Spisak gradova:
>> Ipswich 57451, South Dakota, Edmunds, GPS koordinate: 45.4489,-99.0148