ZIP Code 21869

21869 is one of Maryland's ZIP codes, delivering to addresses in Vienna, Dorchester County.

City: Vienna
County: Dorchester County
State: Maryland
Prefix: 218xx

Where this code sits

21869 is part of the 218xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Vienna.

Vienna Maryland ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 21869 delivers to without sharing its boundary.

ZIP codes nearest 21869

The ZIP codes whose reference points sit closest to 21869.
ZIP code	Distance	Delivers to
ZIP code 21835	6.5 mi	Linkwood, MD
ZIP code 21837	7.1 mi	Mardela Springs, MD
ZIP code 21631	9.1 mi	East New Market, MD
ZIP code 21861	9.3 mi	Sharptown, MD
ZIP code 21664	10 mi	Secretary, MD
ZIP code 21659	10 mi	Rhodesdale, MD
ZIP code 21830	11 mi	Hebron, MD
ZIP code 21856	11 mi	Quantico, 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 21869, plotted from its record coordinates.

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

Scope ZIP code 21869. 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.