Find the last 4 digits (ZIP+4) for an address in 07856

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ZIP Code 07856 – Mount Arlington, NJ

Mount Arlington, New Jersey · Morris County · Eastern time

ZIP code07856
CityMount Arlington
StateNew Jersey
CountyMorris County
Population4,774
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area3.43 sq mi
Center (lat, long)40.9164, -74.6268

Area codes in this area

973862

These are the area codes that most often serve ZIP 07856 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

07885 Wharton · 1.5 mi07850 Landing · 1.8 mi07847 Kenvil · 2 mi07843 Hopatcong · 2.3 mi07803 Mine Hill · 3 mi07852 Ledgewood · 3.1 mi07849 Lake Hopatcong · 3.4 mi07801 Dover · 3.4 mi

About ZIP 07856

ZIP code 07856 is assigned to Mount Arlington, New Jersey. It lies in Morris County. Its Census area covers about 3.43 square miles of land. The closest neighboring ZIP is 07885 (Wharton), about 1.5 miles away.

Every address in 07856 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources