Will County Illinois Zip Codes

Cities in

Below are a list of the cities located in Will County, IL. There are 31 total unique zip codes in Will County, Illinois. The time zone for Will County is the Central Daylight Time zone and they follow daylight savings time. The Federal Information Processing System (FIPS) Code for is 17197.

The population in Will County, IL is currently 697,252. That is an increase of 2.95% vs the population of 677,560 in 2010.

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