In which county is ZIP code 07866 located?

ZIP 07866 is listed under Morris, NJ.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 07866: Rockaway, NJ

ZIP: 07866

County: Morris

Coordinates: 40.92290, -74.50940

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Explore detailed information for ZIP code 07866 in Rockaway, NJ. We include verified county details for Morris plus key geographic references used for mapping and logistics.

Primary City	Rockaway
ZIP Code	07866
County	Morris
State	NJ
Latitude / Longitude	40.92290, -74.50940
ZIP Type	Standard
Time Zone	Eastern Time (ET)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 07866 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 07866 is commonly represented around 40.92290, -74.50940. These coordinates help identify the general area within Morris, NJ.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 07866 for mail delivery and general location reference in Morris, NJ.

Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Rockaway.

Related ZIP Codes (Nearby)

Explore other postal codes near Rockaway within NJ.

Frequently Asked Questions

What is the primary city for ZIP code 07866?

The primary city for this ZIP code is Rockaway, located in NJ.

In which county is 07866 located?

ZIP code 07866 is situated within Morris, NJ.

What are the coordinates for 07866?

The approximate center point is 40.92290 (Latitude) and -74.50940 (Longitude).

Is ZIP code 07866 active?

This page lists ZIP 07866 as Listed based on the latest refresh date shown above.

Does ZIP 07866 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08