Below is a list of Palos Hills IL zip codes. For your research we have also included Palos Hills Area Code, Time Zone, UTC and the local Cook County FIPS Code. Each Palos Hills Illinois zip code has a center Longitude / Latitude point (the Palos Hills center is -87.825500488281 / 41.68920135498). For your convenience we have also indicated if that zip code in Palos Hills observes Daylight Savings time.