ZIP Code 17027

17027 is one of Pennsylvania's ZIP codes, delivering to addresses in Grantham, Cumberland County.

City: Grantham
County: Cumberland County
State: Pennsylvania
Prefix: 170xx

Where this code sits

17027 is part of the 170xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Grantham.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 17027 delivers to without sharing its boundary.

ZIP codes nearest 17027

The ZIP codes whose reference points sit closest to 17027.
ZIP code	Distance	Delivers to
ZIP code 17055	1.5 mi	Mechanicsburg, PA
ZIP code 17050	4.1 mi	Mechanicsburg, PA
ZIP code 17019	4.7 mi	Dillsburg, PA
ZIP code 17001	5.5 mi	Camp Hill, PA
ZIP code 17323	6.0 mi	Franklintown, PA
ZIP code 17011	6.4 mi	Camp Hill, PA
ZIP code 17007	6.6 mi	Boiling Springs, PA
ZIP code 17072	6.7 mi	New Kingstown, 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 17027, plotted from its record coordinates.

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

Scope ZIP code 17027. 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.