Below is a list of Calhoun KY zip codes. For your research we have also included Calhoun Area Code, Time Zone, UTC and the local Mclean County FIPS Code. Each Calhoun Kentucky zip code has a center Longitude / Latitude point (the Calhoun center is -87.258499145508 / 37.54109954834). For your convenience we have also indicated if that zip code in Calhoun observes Daylight Savings time.