ZIP Code 21617

21617 is one of Maryland's ZIP codes, delivering to addresses in Centreville, Queen Anne's County.

City: Centreville
County: Queen Anne's County
State: Maryland
Prefix: 216xx

Where this code sits

21617 is part of the 216xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Centreville.

Centreville Maryland ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 21617 delivers to without sharing its boundary.

ZIP codes nearest 21617

The ZIP codes whose reference points sit closest to 21617.
ZIP code	Distance	Delivers to
ZIP code 21656	2.9 mi	Price, MD
ZIP code 21690	2.9 mi	Chestertown, MD
ZIP code 21658	6.4 mi	Queenstown, MD
ZIP code 21623	6.9 mi	Church Hill, MD
ZIP code 21657	8.5 mi	Queen Anne, MD
ZIP code 21679	9.1 mi	Wye Mills, MD
ZIP code 21644	10 mi	Ingleside, MD
ZIP code 21620	11 mi	Chestertown, 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 21617, plotted from its record coordinates.

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

Scope ZIP code 21617. 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.