Plain

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.

No other ZIP code within 10 miles of 83421

Try a wider circle: 15 miles.

ZIP 83420ZIP 83436ZIP 83438ZIP 83440ZIP 83445ZIP 83448ZIP 83451ZIP 8346083421 · Chester · 0.0 mi83421ZIP 83420ZIP 83436ZIP 83438ZIP 83440ZIP 83445ZIP 83448ZIP 83451ZIP 8346083421 · Chester · 0.0 mi83421ZIP 83420ZIP 83436ZIP 83438ZIP 83440ZIP 83445ZIP 83448ZIP 8345183421 · Chester · 0.0 mi83421
The 10-mile circle around 83421'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
ZIPTownPeopleMiles
83421Chester, ID2200.0

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.