ZIP Code 17763

17763 is one of Pennsylvania's ZIP codes, delivering to addresses in Ralston, Lycoming County.

City: Ralston
County: Lycoming County
State: Pennsylvania
Prefix: 177xx

Where this code sits

17763 is part of the 177xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Ralston.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 17763 delivers to without sharing its boundary.

ZIP codes nearest 17763

The ZIP codes whose reference points sit closest to 17763.
ZIP code	Distance	Delivers to
ZIP code 17765	4.6 mi	Roaring Branch, PA
ZIP code 17771	6.8 mi	Trout Run, PA
ZIP code 17735	9.0 mi	Grover, PA
ZIP code 16930	9.4 mi	Liberty, PA
ZIP code 17768	12 mi	Shunk, PA
ZIP code 17724	12 mi	Canton, PA
ZIP code 17705	12 mi	Williamsport, PA
ZIP code 16939	12 mi	Morris Run, 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 17763, plotted from its record coordinates.

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

Scope ZIP code 17763. 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.