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ZIP Code 61740

McHenry, McHenry County, Illinois (IL) • Standard Postal Code

IL

City

County

State / Territory

Area Code

(224)

Coordinates

37.7000, -105.8000

Timezone

America/Chicago

Est. Population

239,500

Country

United States (US)

View 61740 on Interactive Map → All ZIP Codes in McHenry