Below is a list of Calloway County KY zip codes. For your research we have also included Calloway County Area Code, Time Zone, UTC and the local County FIPS Code. Each Calloway County Kentucky zip code has a center Longitude / Latitude point (the Calloway County center is -88.270599365234 / 36.634101867676). For your convenience we have also indicated if that zip code in Calloway County observes Daylight Savings time.