ZIP Code 21795

21795 is one of Maryland's ZIP codes, delivering to addresses in Williamsport, Washington County.

City: Williamsport
County: Washington County
State: Maryland
Prefix: 217xx

Where this code sits

21795 is part of the 217xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Williamsport.

Williamsport Maryland ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 21795 delivers to without sharing its boundary.

ZIP codes nearest 21795

The ZIP codes whose reference points sit closest to 21795.
ZIP code	Distance	Delivers to
ZIP code 21781	3.0 mi	Saint James, MD
ZIP code 21733	3.5 mi	Fairplay, MD
ZIP code 25419	4.1 mi	Falling Waters, WV
ZIP code 21740	4.7 mi	Hagerstown, MD
ZIP code 21746	5.1 mi	Hagerstown, MD
ZIP code 21734	5.7 mi	Funkstown, MD
ZIP code 21741	5.8 mi	Hagerstown, MD
ZIP code 21747	5.8 mi	Hagerstown, MD

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 21795, plotted from its record coordinates.

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

Scope ZIP code 21795. 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.