ZIP Code 04642

04642 is one of Maine's ZIP codes, delivering to addresses in Harborside, Hancock County.

City: Harborside
County: Hancock County
State: Maine
Prefix: 046xx

Where this code sits

04642 is part of the 046xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Harborside.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 04642 delivers to without sharing its boundary.

207 Area code 207

ZIP codes nearest 04642

The ZIP codes whose reference points sit closest to 04642.
ZIP code	Distance	Delivers to
ZIP code 04617	4.6 mi	Brooksville, ME
ZIP code 04848	5.4 mi	Islesboro, ME
ZIP code 04420	5.5 mi	Castine, ME
ZIP code 04421	5.7 mi	Castine, ME
ZIP code 04650	5.9 mi	Little Deer Isle, ME
ZIP code 04673	6.0 mi	Sargentville, ME
ZIP code 04676	8.2 mi	Sedgwick, ME
ZIP code 04476	10 mi	Penobscot, ME

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 04642, plotted from its record coordinates.

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

Scope ZIP code 04642. 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.