Zip code 21042

Zip code 21042, MD

The zip code 21042, type standard, belongs to the following denominations: Ellicott City y Ellicott . It is part of the county Howard County, state of Maryland. It has an estimated population of 42660.

The postal code 21042 has several names. If you are going to use the postal service be sure to use only those denominations marked as official (Ellicott City).