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.

50 other ZIP codes within 10 miles of 63121

The 10-mile circle around 63121'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
63121	Saint Louis, MO	25,008	0.0
63133	Saint Louis, MO	6,569	1.8
63120	Saint Louis, MO	6,790	2.4
63140	Saint Louis, MO	316	2.5
63135	Saint Louis, MO	18,381	3.0
63130	Saint Louis, MO	28,910	3.3
63134	Saint Louis, MO	13,059	3.3
63136	Saint Louis, MO	40,929	3.4
63114	Saint Louis, MO	33,969	3.4
63112	Saint Louis, MO	17,985	3.5
63115	Saint Louis, MO	14,488	3.7
63113	Saint Louis, MO	10,221	4.5
63105	Saint Louis, MO	18,875	4.6
63132	Saint Louis, MO	14,283	4.7
63147	Saint Louis, MO	8,173	4.7
63074	Saint Ann, MO	15,793	4.9
63108	Saint Louis, MO	21,336	5.1
63137	Saint Louis, MO	19,684	5.5
63117	Saint Louis, MO	9,261	5.6
63107	Saint Louis, MO	8,909	5.7
63110	Saint Louis, MO	17,645	6.0
63124	Saint Louis, MO	10,839	6.4
63033	Florissant, MO	43,056	6.4
63042	Hazelwood, MO	17,813	6.6
63144	Saint Louis, MO	9,505	6.6
63106	Saint Louis, MO	6,751	6.7
63143	Saint Louis, MO	8,975	6.8
63139	Saint Louis, MO	21,631	6.8
63103	Saint Louis, MO	8,778	7.0
63155	Saint Louis, MO	0	7.6
63031	Florissant, MO	50,196	7.7
62090	Venice, IL	1,039	7.8
62059	Lovejoy, IL	729	7.8
63101	Saint Louis, MO	3,130	7.9
63102	Saint Louis, MO	2,882	8.0
63104	Saint Louis, MO	19,007	8.2
63044	Bridgeton, MO	10,324	8.3
63043	Maryland Heights, MO	21,924	8.4
63109	Saint Louis, MO	25,236	8.5
63119	Saint Louis, MO	34,181	8.6
63138	Saint Louis, MO	18,233	8.7
62060	Madison, IL	3,558	8.7
63118	Saint Louis, MO	25,913	9.0
63141	Saint Louis, MO	20,932	9.0
63116	Saint Louis, MO	42,170	9.1
63034	Florissant, MO	18,908	9.5
63146	Saint Louis, MO	30,678	9.7
63045	Earth City, MO	0	9.8
63131	Saint Louis, MO	17,935	9.8
62048	Hartford, IL	1,347	9.9
62201	East Saint Louis, IL	4,921	10.0

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.