ZIP Code 17978

17978 is one of Pennsylvania's ZIP codes, delivering to addresses in Spring Glen, Schuylkill County.

City: Spring Glen
County: Schuylkill County
State: Pennsylvania
Prefix: 179xx

Where this code sits

17978 is part of the 179xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Spring Glen.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 17978 delivers to without sharing its boundary.

ZIP codes nearest 17978

The ZIP codes whose reference points sit closest to 17978.
ZIP code	Distance	Delivers to
ZIP code 17968	0.8 mi	Sacramento, PA
ZIP code 17098	3.1 mi	Williamstown, PA
ZIP code 17941	3.3 mi	Klingerstown, PA
ZIP code 17983	4.2 mi	Valley View, PA
ZIP code 17980	4.7 mi	Tower City, PA
ZIP code 17048	5.1 mi	Lykens, PA
ZIP code 17097	5.1 mi	Wiconisco, PA
ZIP code 17836	5.8 mi	Leck Kill, 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 17978, plotted from its record coordinates.

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

Scope ZIP code 17978. 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.