ZIP Code 62539

Zip Code: 62539
Type: Standard
Official USPS city name: Illiopolis
Official USPS State Code: IL
Official State Name: Illinois
ZCTA: TRUE
Population: 1247.0
Density: 10.3
Primary Official County Code: 17167
Primary Official County Name: Sangamon
Official County Name: Sangamon| Macon
Official County Code: 17167| 17115
Imprecise: FALSE
Military: FALSE
Timezone: America/Chicago (04:40 AM Saturday, July 18 2026-07-18 (GMT -0500))
Geo Point: 39.86604, -89.25126

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