ZIP Code 19078

19078 is one of Pennsylvania's ZIP codes, delivering to addresses in Ridley Park, Delaware County.

City: Ridley Park
County: Delaware County
State: Pennsylvania
Prefix: 190xx

Where this code sits

19078 is part of the 190xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Ridley Park.

Ridley Park Pennsylvania ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 19078 delivers to without sharing its boundary.

ZIP codes nearest 19078

The ZIP codes whose reference points sit closest to 19078.
ZIP code	Distance	Delivers to
ZIP code 19076	0.9 mi	Prospect Park, PA
ZIP code 19033	0.9 mi	Folsom, PA
ZIP code 19022	1.1 mi	Crum Lynne, PA
ZIP code 19098	1.3 mi	Holmes, PA
ZIP code 19094	1.3 mi	Woodlyn, PA
ZIP code 19074	1.4 mi	Norwood, PA
ZIP code 19043	1.7 mi	Holmes, PA
ZIP code 19029	1.7 mi	Essington, 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 19078, plotted from its record coordinates.

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

Scope ZIP code 19078. 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.