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.

17 other ZIP codes within 10 miles of 21405

The 10-mile circle around 21405'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
21405	Annapolis, MD	495	0.0
21401	Annapolis, MD	38,629	2.8
21032	Crownsville, MD	8,850	3.0
21012	Arnold, MD	22,570	3.1
21146	Severna Park, MD	28,591	3.6
21402	Annapolis, MD	4,303	5.0
21409	Annapolis, MD	20,289	5.7
21140	Riva, MD	4,417	5.7
21108	Millersville, MD	18,643	5.8
21403	Annapolis, MD	32,681	6.7
21122	Pasadena, MD	61,566	6.8
21056	Gibson Island, MD	291	6.9
21114	Crofton, MD	25,590	7.4
21035	Davidsonville, MD	7,879	7.5
21037	Edgewater, MD	20,854	7.5
21054	Gambrills, MD	16,386	7.9
21113	Odenton, MD	36,705	9.1
21144	Severn, MD	37,118	9.4

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.