Linthicum Heights zip code
Zip code in Linthicum Heights, MD
The location Linthicum Heights belongs to Anne Arundel County, state of Maryland. Linthicum Heights has been assigned with the zip code 21090.
Linthicum Heights is the official name of the location so if you want to use the US Postal Service you must use that name. You can also use any of the following names: Linthicum, Linthicum Hts.