Pittsburg, IL ZIP Code

Pittsburg, Illinois has one ZIP code in our directory, in Williamson County.

ZIP Codes in Pittsburg, IL

62974
Williamson County
37.8047, -88.8081

Map of Pittsburg, IL

Centered on 37.8047, -88.8081.

Cities Near Pittsburg, IL

All Illinois ZIP codes · Cities starting with P · All cities A–Z