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.

2 other ZIP codes within 10 miles of 81221

81226 · Florence · 3.3 miZIP 8124081244 · Rockvale · 1.2 miZIP 8125381221 · Coal Creek · 0.0 mi812268124481226 · Florence · 3.3 miZIP 8124081244 · Rockvale · 1.2 miZIP 8125381221 · Coal Creek · 0.0 mi8122681226 · Florence · 3.3 miZIP 8124081244 · Rockvale · 1.2 miZIP 8125381221 · Coal Creek · 0.0 mi81226
The 10-mile circle around 81221'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
81221Coal Creek, CO3240.0
81244Rockvale, CO6601.2
81226Florence, CO7,4593.3

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.