ZIP Code 18619

18619 is one of Pennsylvania's ZIP codes, delivering to addresses in Hillsgrove, Sullivan County.

City: Hillsgrove
County: Sullivan County
State: Pennsylvania
Prefix: 186xx

Where this code sits

18619 is part of the 186xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Hillsgrove.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 18619 delivers to without sharing its boundary.

ZIP codes nearest 18619

The ZIP codes whose reference points sit closest to 18619.
ZIP code	Distance	Delivers to
ZIP code 17731	6.5 mi	Eagles Mere, PA
ZIP code 18616	7.4 mi	Forksville, PA
ZIP code 17768	7.7 mi	Shunk, PA
ZIP code 17758	9.3 mi	Muncy Valley, PA
ZIP code 18626	9.4 mi	Laporte, PA
ZIP code 17762	12 mi	Picture Rocks, PA
ZIP code 17737	13 mi	Hughesville, PA
ZIP code 17763	14 mi	Ralston, PA

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 18619, plotted from its record coordinates.

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

Scope ZIP code 18619. 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.