ZIP Code 19437

19437 is one of Pennsylvania's ZIP codes, delivering to addresses in Gwynedd Valley, Montgomery County.

City: Gwynedd Valley
County: Montgomery County
State: Pennsylvania
Prefix: 194xx

Where this code sits

19437 is part of the 194xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Gwynedd Valley.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 19437 delivers to without sharing its boundary.

ZIP codes nearest 19437

The ZIP codes whose reference points sit closest to 19437.
ZIP code	Distance	Delivers to
ZIP code 19477	1.3 mi	Spring House, PA
ZIP code 19436	1.5 mi	Gwynedd, PA
ZIP code 19422	2.0 mi	Blue Bell, PA
ZIP code 19424	2.0 mi	Blue Bell, PA
ZIP code 19002	2.2 mi	Ambler, PA
ZIP code 19455	2.3 mi	North Wales, PA
ZIP code 19454	2.5 mi	North Wales, PA
ZIP code 19486	2.8 mi	West Point, 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 19437, plotted from its record coordinates.

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

Scope ZIP code 19437. 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.