The main facility for this code is located at 5 Lenape Road in Andover.
Andover was once a hub for the colonial iron industry, known for the Andover Mine which supplied high-quality iron during the Revolutionary War. Today, the 07821 area is characterized by its historic Grist Mill (built 1760) and its status as a "somewhat ethnically diverse" community with strong German, Irish, and Italian ancestries. 078210 zip
The borough has a tight-knit population of approximately 595 residents as of the 2020 Census. The main facility for this code is located
The ZIP code 07821 serves the borough of , located in Sussex County . While the borough itself is the primary locality, the 07821 boundary also covers portions of neighboring Byram and Green Townships . Geographic and Administrative Profile 078210 zip