Osco Zip Codes - Henry County IL

Osco, IL Zip Code Map

Osco, IL is a city located in Henry County, Illinois and has a land area of 23.59 square miles (61.10 km2). The water area for the city is 0.00 square miles or 0.00 km2. There is one unique zip code in Osco, Illinois and it is 61274. The area code(s) for Osco is 309.

Zip Codes for Osco, IL (1)
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61274 Osco Henry

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