ZIP Code 15857

15857 is one of Pennsylvania's ZIP codes, delivering to addresses in Saint Marys, Elk County.

City: Saint Marys
County: Elk County
State: Pennsylvania
Prefix: 158xx

Where this code sits

15857 is part of the 158xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Saint Marys.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 15857 delivers to without sharing its boundary.

ZIP codes nearest 15857

The ZIP codes whose reference points sit closest to 15857.
ZIP code	Distance	Delivers to
ZIP code 15846	5.7 mi	Kersey, PA
ZIP code 15831	5.9 mi	Dagus Mines, PA
ZIP code 16728	6.0 mi	De Young, PA
ZIP code 15845	8.0 mi	Johnsonburg, PA
ZIP code 15827	10 mi	Byrnedale, PA
ZIP code 15853	10 mi	Ridgway, PA
ZIP code 15822	10 mi	Brandy Camp, PA
ZIP code 15868	11 mi	Weedville, 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 15857, plotted from its record coordinates.

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

Scope ZIP code 15857. 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.