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Zip Code 63556 — Milan, MO

63556 is a ZIP Code associated with Milan, MO, located within Sullivan. The postal region supports an estimated population of 3,196 residents across Data Pending housing units, with a population density of 5.1 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (40.182510, -93.117230)

Data MetricLocal Statistic
Postal / Zip Code63556
Primary CityMilan
State / ProvinceMO
CountySullivan
Total Population3,196
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density5.1 people/sq mi
TimezoneAmerica/Chicago

How 63556 Compares

MetricZIP 63556Sullivan CountyMO State Average
Population3,1965,6416,191,989
Median IncomeData PendingN/AN/A
Population Density5.1 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 63545Green City9.8 mi968N/A
Zip 64630Browning10.2 mi495N/A
Zip 64646Humphreys11.4 mi471N/A
Zip 63560Pollock12.1 mi61N/A
Zip 64645Harris13.6 mi195N/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 →