Below is a list of Holcomb IL zip codes. For your research we have also included Holcomb Area Code, Time Zone, UTC and the local Ogle County FIPS Code. Each Holcomb Illinois zip code has a center Longitude / Latitude point (the Holcomb center is -89.095596313477 / 42.064498901367). For your convenience we have also indicated if that zip code in Holcomb observes Daylight Savings time.
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