Prosečne GPS koordinate za poštanski broj 21090: 39.209, -76.668
Spisak gradova:
>> Linthicum Heights 21090, Maryland, Anne Arundel, GPS koordinate: 39.2092,-76.6681
Spisak gradova:
>> Linthicum Heights 21090, Maryland, Anne Arundel, GPS koordinate: 39.2092,-76.6681