Niantic Zip Codes - Macon County IL

Niantic, IL Zip Code Map

Niantic, IL is a city located in Macon County, Illinois and has a land area of 26.19 square miles (67.83 km2). The water area for the city is 0.06 square miles or 0.16 km2. There is one unique zip code in Niantic, Illinois and it is 62551. The area code(s) for Niantic is 217.

Zip Codes for Niantic, IL (1)
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62551 Niantic Macon

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