ZIP Code 07945

07945 is one of New Jersey's ZIP codes, delivering to addresses in Mendham, Morris County.

City: Mendham
County: Morris County
State: New Jersey
Prefix: 079xx

Where this code sits

07945 is part of the 079xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Mendham.

Mendham New Jersey ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 07945 delivers to without sharing its boundary.

ZIP codes nearest 07945

The ZIP codes whose reference points sit closest to 07945.
ZIP code	Distance	Delivers to
ZIP code 07926	2.1 mi	Brookside, NJ
ZIP code 07970	2.3 mi	Mount Freedom, NJ
ZIP code 07845	3.3 mi	Ironia, NJ
ZIP code 07924	4.1 mi	Bernardsville, NJ
ZIP code 07930	4.1 mi	Chester, NJ
ZIP code 07869	4.8 mi	Randolph, NJ
ZIP code 07934	5.4 mi	Gladstone, NJ
ZIP code 07977	5.7 mi	Peapack, NJ

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 07945, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 07945. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.