Prosečne GPS koordinate za poštanski broj 03823: 43.173, -70.941
Spisak gradova:
>> Madbury 03823, New Hampshire, Strafford County, GPS koordinate: 43.1729,-70.9412
Spisak gradova:
>> Madbury 03823, New Hampshire, Strafford County, GPS koordinate: 43.1729,-70.9412