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
The area is relatively affluent, with a median household income of roughly $141,860 . 078210 zip
📍 For mail delivery, always use the full five-digit 07821; for precise routing, the USPS ZIP+4 extension is 07821-9998 for the local post office. The ZIP code 07821 serves the borough of