Below is a list of Plano IL zip codes. For your research we have also included Plano Area Code, Time Zone, UTC and the local Kendall County FIPS Code. Each Plano Illinois zip code has a center Longitude / Latitude point (the Plano center is -88.534599304199 / 41.661499023438). For your convenience we have also indicated if that zip code in Plano observes Daylight Savings time.