ZIP Code 61770

Zip Code: 61770
Type: Standard
Official USPS city name: Saybrook
Official USPS State Code: IL
Official State Name: Illinois
ZCTA: TRUE
Population: 1046.0
Density: 6.5
Primary Official County Code: 17113
Primary Official County Name: McLean
Official County Name: McLean
Official County Code: 17113
Imprecise: FALSE
Military: FALSE
Timezone: America/Chicago (11:17 AM Saturday, June 13 2026-06-13 (GMT -0500))
Geo Point: 40.44323, -88.52594

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