Tool

ZIP Codes Within a Radius

Enter a ZIP code and a distance. The tool lists every residential ZIP code whose center (the Census Bureau's internal point of its area) lies within that many miles, nearest first. PO Box and single-organization codes have no area of their own, so they are not placed.

16 other ZIP codes within 10 miles of 21403

The 10-mile circle around 21403's center; residential ZIP codes centered inside it, shaded by median household income in national fifths (ACS 2020-2024); the others are outlined. <$54k$98k+no figureZIP codes centered outside the circle

Distance between internal points, in miles
ZIP	Town	People	Miles
21403	Annapolis, MD	32,681	0.0
21037	Edgewater, MD	20,854	3.3
21402	Annapolis, MD	4,303	3.4
21401	Annapolis, MD	38,629	4.6
21140	Riva, MD	4,417	5.3
21409	Annapolis, MD	20,289	5.8
21405	Annapolis, MD	495	6.7
20776	Harwood, MD	3,315	7.1
21012	Arnold, MD	22,570	7.2
20765	Galesville, MD	668	7.3
21035	Davidsonville, MD	7,879	7.4
20764	Shady Side, MD	2,993	7.7
21666	Stevensville, MD	14,394	8.3
21032	Crownsville, MD	8,850	8.6
20778	West River, MD	2,211	9.0
20733	Churchton, MD	2,669	9.7
21056	Gibson Island, MD	291	9.9

Source: U.S. Census Bureau, 2023 Gazetteer internal points (2020 ZCTAs); GeoNames postal codes (CC BY 4.0) for a PO Box origin's town. Straight-line distance, not driving distance.