ZIP Code 19523

19523 is one of Pennsylvania's ZIP codes, delivering to addresses in Geigertown, Berks County.

City: Geigertown
County: Berks County
State: Pennsylvania
Prefix: 195xx

Where this code sits

19523 is part of the 195xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Geigertown.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 19523 delivers to without sharing its boundary.

ZIP codes nearest 19523

The ZIP codes whose reference points sit closest to 19523.
ZIP code	Distance	Delivers to
ZIP code 19508	3.7 mi	Birdsboro, PA
ZIP code 19520	4.1 mi	Elverson, PA
ZIP code 19543	4.7 mi	Morgantown, PA
ZIP code 19470	5.8 mi	Saint Peters, PA
ZIP code 19518	6.9 mi	Douglassville, PA
ZIP code 19371	7.5 mi	Suplee, PA
ZIP code 19344	8.6 mi	Honey Brook, PA
ZIP code 19540	8.7 mi	Mohnton, 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 19523, plotted from its record coordinates.

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

Scope ZIP code 19523. 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.