Pittsburg Zip Codes - Williamson County IL

Pittsburg, IL Zip Code Map

Pittsburg, IL is a city located in Williamson County, Illinois and has a land area of 25.85 square miles (66.95 km2). The water area for the city is 0.18 square miles or 0.47 km2. There is one unique zip code in Pittsburg, Illinois and it is 62974. The area code(s) for Pittsburg is 618.

Zip Codes for Pittsburg, IL (1)
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62974 Pittsburg Williamson

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