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.

13 other ZIP codes within 10 miles of 63301

The 10-mile circle around 63301'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
63301	Saint Charles, MO	52,667	0.0
63045	Earth City, MO	0	6.1
63044	Bridgeton, MO	10,324	6.2
63373	Portage Des Sioux, MO	690	6.5
63031	Florissant, MO	50,196	6.7
63042	Hazelwood, MO	17,813	7.0
62036	Golden Eagle, IL	574	8.0
63043	Maryland Heights, MO	21,924	8.9
63376	Saint Peters, MO	74,962	8.9
62013	Brussels, IL	578	9.0
62028	Elsah, IL	1,385	9.1
63303	Saint Charles, MO	46,089	9.2
63034	Florissant, MO	18,908	9.4
63074	Saint Ann, MO	15,793	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.