 | Essex, IL 60935 Post Office Location: 200 West Main Street; Essex, IL Year Post Office built: Town(s) Served: Essex Acceptable City Names: Essex Not Acceptable City Names: Sectional Service Facility: Kankakee County(ies): Kankakee, Will Info on Essex: The Village of Essex is located in the northwestern corner of Kankakee County. This is just south of Will County and east of Grundy County. The Wabash Railroad passed through Essex. |
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