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Zip Code 64421 — Amazonia, MO

ZIP Code 64421 is associated with Amazonia, MO, in Andrew County. The listed population estimate is 817; estimated density is 12.9 people per square mile. Among records with population estimates, it ranks #5 of 10 in Andrew County and #666 of 1,021 in MO.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.908200, -94.927790)

Data MetricLocal Statistic
Postal / Zip Code64421
Primary CityAmazonia
State / ProvinceMO
CountyAndrew
Total Population817
Population Density12.9 people/sq mi
TimezoneAmerica/Chicago

How 64421 Compares

MetricZIP 64421Andrew County recordsMO records
Population estimate81727,458 (sum)6,191,989 (sum)
Population Density12.9 /sq mi----
County population rank#5 of 10----
State population rank#666 of 1,021----

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 MO

ZIP CodeCityDistancePopulation estimate
ZIP 64485Savannah6.6 mi7,998
ZIP 64505Saint Joseph6.7 mi14,107
ZIP 64473Oregon9.5 mi1,285
ZIP 64449Fillmore9.6 mi491
ZIP 64506Saint Joseph10.5 mi21,461

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 →