ZIP Code 07034

07034 is one of New Jersey's ZIP codes, delivering to addresses in Lake Hiawatha, Morris County.

City: Lake Hiawatha
County: Morris County
State: New Jersey
Prefix: 070xx

Where this code sits

07034 is part of the 070xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Lake Hiawatha.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 07034 delivers to without sharing its boundary.

ZIP codes nearest 07034

The ZIP codes whose reference points sit closest to 07034.
ZIP code	Distance	Delivers to
ZIP code 07058	1.8 mi	Pine Brook, NJ
ZIP code 07045	1.8 mi	Montville, NJ
ZIP code 07054	2.1 mi	Parsippany, NJ
ZIP code 07005	2.6 mi	Boonton, NJ
ZIP code 07046	3.1 mi	Mountain Lakes, NJ
ZIP code 07082	3.8 mi	Towaco, NJ
ZIP code 07936	4.5 mi	East Hanover, NJ
ZIP code 07004	4.5 mi	Fairfield, 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 07034, plotted from its record coordinates.

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

Scope ZIP code 07034. 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.