Below is a list of Northlake IL zip codes. For your research we have also included Northlake Area Code, Time Zone, UTC and the local Cook County FIPS Code. Each Northlake Illinois zip code has a center Longitude / Latitude point (the Northlake center is -87.889297485352 / 41.924198150635). For your convenience we have also indicated if that zip code in Northlake observes Daylight Savings time.