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 20165

The 10-mile circle around 20165'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
20165	Sterling, VA	34,088	0.0
20164	Sterling, VA	43,436	3.2
20837	Poolesville, MD	6,699	4.2
20147	Ashburn, VA	67,692	4.7
20170	Herndon, VA	43,866	5.4
22066	Great Falls, VA	17,185	5.8
20194	Reston, VA	12,275	6.0
20874	Germantown, MD	62,738	7.1
20166	Sterling, VA	14,949	7.2
20190	Reston, VA	22,012	7.3
20878	Gaithersburg, MD	66,115	8.5
20148	Ashburn, VA	64,021	8.7
20839	Beallsville, MD	158	8.8
20191	Reston, VA	31,011	8.9
20171	Herndon, VA	51,286	9.0
20854	Potomac, MD	50,498	9.3
20841	Boyds, MD	9,969	9.4
20842	Dickerson, MD	2,369	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.