Grantsburg Zip Codes - Johnson County IL

Grantsburg, IL Zip Code Map

Grantsburg, IL is a city located in Johnson County, Illinois and has a land area of 37.52 square miles (97.18 km2). The water area for the city is 0.35 square miles or 0.91 km2. There is one unique zip code in Grantsburg, Illinois and it is 62943. The area code(s) for Grantsburg is 618.

Zip Codes for Grantsburg, IL (1)

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62943 Grantsburg Johnson

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