ZIP Code 20891

20891 is one of Maryland's ZIP codes, delivering to addresses in Kensington, Montgomery County.

City

Kensington

County

Montgomery County

State

Maryland

Prefix

208xx

Where this code sits

20891 is part of the 208xx range, the group of codes handled by one mail processing centre. Kensington is served by 2 ZIP codes in total; the full list, with the county each falls in, is on the Kensington page.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 20891 delivers to without sharing its boundary.

ZIP codes nearest 20891

The ZIP codes whose reference points sit closest to 20891.
ZIP code	Distance	Delivers to
ZIP code 20895	0.3 mi	Kensington, MD
ZIP code 20896	1.2 mi	Garrett Park, MD
ZIP code 20825	1.6 mi	Chevy Chase, MD
ZIP code 20902	2.0 mi	Silver Spring, MD
ZIP code 20892	2.2 mi	Bethesda, MD
ZIP code 20814	2.2 mi	Bethesda, MD
ZIP code 20852	2.9 mi	Rockville, MD
ZIP code 20910	3.0 mi	Silver Spring, 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 20891, plotted from its record coordinates.

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

Scope ZIP code 20891. 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.