Find the last 4 digits (ZIP+4) for an address in 07866

ZIP 07866, Rockaway, NJ is filled in. Just type the street address.

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ZIP Code 07866 – Rockaway, NJ

Rockaway, New Jersey · Morris County · Eastern time

ZIP code07866
CityRockaway
StateNew Jersey
CountyMorris County
Population22,663
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area23.01 sq mi
Center (lat, long)40.9550, -74.4880

Area codes in this area

973862

These are the area codes that most often serve ZIP 07866 (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

07842 Hibernia · 1 mi07005 Boonton · 4.4 mi07834 Denville · 4.7 mi07046 Mountain Lakes · 5 mi07438 Oak Ridge · 5.5 mi07801 Dover · 5.5 mi07878 Mount Tabor · 5.8 mi07405 Butler · 6.2 mi

About ZIP 07866

ZIP code 07866 is assigned to Rockaway, New Jersey. It lies in Morris County. Its Census area covers about 23.01 square miles of land. The closest neighboring ZIP is 07842 (Hibernia), about 1 miles away.

Every address in 07866 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