ZIP Code 19023

19023 is one of Pennsylvania's ZIP codes, delivering to addresses in Darby, Delaware County.

City: Darby
County: Delaware County
State: Pennsylvania
Prefix: 190xx

Where this code sits

19023 is part of the 190xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Darby.

Darby Pennsylvania ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 19023 delivers to without sharing its boundary.

ZIP codes nearest 19023

The ZIP codes whose reference points sit closest to 19023.
ZIP code	Distance	Delivers to
ZIP code 19079	1.0 mi	Sharon Hill, PA
ZIP code 19018	1.0 mi	Clifton Heights, PA
ZIP code 19050	1.4 mi	Lansdowne, PA
ZIP code 19153	1.6 mi	Philadelphia, PA
ZIP code 19036	1.6 mi	Glenolden, PA
ZIP code 19142	1.9 mi	Philadelphia, PA
ZIP code 19032	2.0 mi	Folcroft, PA
ZIP code 19043	2.4 mi	Holmes, 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 19023, plotted from its record coordinates.

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

Scope ZIP code 19023. 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.