ZIP Code 19456

19456 is one of Pennsylvania's ZIP codes, delivering to addresses in Oaks, Montgomery County.

City: Oaks
County: Montgomery County
State: Pennsylvania
Prefix: 194xx

Where this code sits

19456 is part of the 194xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Oaks.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 19456 delivers to without sharing its boundary.

ZIP codes nearest 19456

The ZIP codes whose reference points sit closest to 19456.
ZIP code	Distance	Delivers to
ZIP code 19453	2.2 mi	Mont Clare, PA
ZIP code 19493	2.5 mi	Valley Forge, PA
ZIP code 19494	2.5 mi	Valley Forge, PA
ZIP code 19495	2.5 mi	Valley Forge, PA
ZIP code 19496	2.5 mi	Valley Forge, PA
ZIP code 19481	2.7 mi	Valley Forge, PA
ZIP code 19408	3.0 mi	Eagleville, PA
ZIP code 19415	3.3 mi	Eagleville, 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 19456, plotted from its record coordinates.

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

Scope ZIP code 19456. 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.