ZIP Code 18420

18420 is one of Pennsylvania's ZIP codes, delivering to addresses in Fleetville, Lackawanna County.

City: Fleetville
County: Lackawanna County
State: Pennsylvania
Prefix: 184xx

Where this code sits

18420 is part of the 184xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Fleetville.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 18420 delivers to without sharing its boundary.

ZIP codes nearest 18420

The ZIP codes whose reference points sit closest to 18420.
ZIP code	Distance	Delivers to
ZIP code 18419	3.0 mi	Factoryville, PA
ZIP code 18446	3.9 mi	Nicholson, PA
ZIP code 18414	4.1 mi	Dalton, PA
ZIP code 18440	4.2 mi	La Plume, PA
ZIP code 18471	5.3 mi	Waverly, PA
ZIP code 18441	6.2 mi	Lenoxville, PA
ZIP code 18433	6.7 mi	Jermyn, PA
ZIP code 18413	6.9 mi	Clifford, 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 18420, plotted from its record coordinates.

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

Scope ZIP code 18420. 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.