Tonica Zip Codes - La Salle County IL

Tonica, IL Zip Code Map

Tonica, IL is a city located in La Salle County, Illinois and has a land area of 44.60 square miles (115.51 km2). The water area for the city is 0.04 square miles or 0.10 km2. There is one unique zip code in Tonica, Illinois and it is 61370. The area code(s) for Tonica is 815/779.

Zip Codes for Tonica, IL (1)
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61370 Tonica La Salle

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