ZIP Code 61818

Zip Code: 61818
Type: Standard
Official USPS city name: Cerro Gordo
Official USPS State Code: IL
Official State Name: Illinois
ZCTA: TRUE
Population: 1814.0
Density: 17.0
Primary Official County Code: 17147
Primary Official County Name: Piatt
Official County Name: Piatt| Macon
Official County Code: 17147| 17115
Imprecise: FALSE
Military: FALSE
Timezone: America/Chicago (11:38 AM Saturday, June 13 2026-06-13 (GMT -0500))
Geo Point: 39.88033, -88.71921

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