ZIP Code 21054

21054 is one of Maryland's ZIP codes, delivering to addresses in Gambrills, Anne Arundel County.

City: Gambrills
County: Anne Arundel County
State: Maryland
Prefix: 210xx

Where this code sits

21054 is part of the 210xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Gambrills.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 21054 delivers to without sharing its boundary.

ZIP codes nearest 21054

The ZIP codes whose reference points sit closest to 21054.
ZIP code	Distance	Delivers to
ZIP code 21114	2.0 mi	Crofton, MD
ZIP code 21113	2.6 mi	Odenton, MD
ZIP code 21032	4.8 mi	Crownsville, MD
ZIP code 20715	5.4 mi	Bowie, MD
ZIP code 21108	5.5 mi	Millersville, MD
ZIP code 20755	5.7 mi	Fort George G Meade, MD
ZIP code 21144	6.1 mi	Severn, MD
ZIP code 21062	6.6 mi	Glen Burnie, 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 21054, plotted from its record coordinates.

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

Scope ZIP code 21054. 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.