Zip code 07421 belongs to the city of Hewitt, New Jersey. Look at the map below for a visual overview of the location of Hewitt, NJ.
The zip code 07421 is located in New Jersey and belongs to the city of Hewitt. The population is about 7948 people, most of which are mostly white.
There are more men in Hewitt than women.
The city of Hewitt, NJ, which owns zip code 07421, is located on the Northeast, in the Middle Atlantic region of the United States