Prosečne GPS koordinate za poštanski broj 02154: 42.389, -71.24
Spisak gradova:
>> Waltham 02154, Massachusetts, Middlesex, GPS koordinate: 42.3889,-71.2398
Spisak gradova:
>> Waltham 02154, Massachusetts, Middlesex, GPS koordinate: 42.3889,-71.2398