ZIP Code 21766

21766 is one of Maryland's ZIP codes, delivering to addresses in Little Orleans, Allegany County.

City: Little Orleans
County: Allegany County
State: Maryland
Prefix: 217xx

Where this code sits

21766 is part of the 217xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Little Orleans.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 21766 delivers to without sharing its boundary.

ZIP codes nearest 21766

The ZIP codes whose reference points sit closest to 21766.
ZIP code	Distance	Delivers to
ZIP code 17211	5.0 mi	Artemas, PA
ZIP code 25422	7.6 mi	Great Cacapon, WV
ZIP code 21530	10 mi	Flintstone, MD
ZIP code 21750	11 mi	Hancock, MD
ZIP code 17267	11 mi	Warfordsburg, PA
ZIP code 15535	12 mi	Clearville, PA
ZIP code 25411	14 mi	Berkeley Springs, WV
ZIP code 21555	14 mi	Oldtown, 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 21766, plotted from its record coordinates.

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

Scope ZIP code 21766. 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.