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Zip Code 82644 — Mills, WY

ZIP Code 82644 is associated with Mills, WY, in Natrona County. The listed population estimate is 2,098; estimated density is 996.9 people per square mile. Among records with population estimates, it ranks #5 of 10 in Natrona County and #42 of 172 in WY.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (42.843030, -106.374370)

Data MetricLocal Statistic
Postal / Zip Code82644
Primary CityMills
State / ProvinceWY
CountyNatrona
Total Population2,098
Population Density996.9 people/sq mi
TimezoneAmerica/Denver

How 82644 Compares

MetricZIP 82644Natrona County recordsWY records
Population estimate2,09879,937 (sum)582,289 (sum)
Population Density996.9 /sq mi----
County population rank#5 of 10----
State population rank#42 of 172----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in WY

ZIP CodeCityDistancePopulation estimate
ZIP 82609Casper10.4 mi18,714
ZIP 82636Evansville11.7 mi4,259
ZIP 82601Casper15.4 mi26,721
ZIP 82604Casper17.7 mi27,487
ZIP 82646Natrona22.9 miN/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →