Below is a list of Muhlenberg County KY zip codes. For your research we have also included Muhlenberg County Area Code, Time Zone, UTC and the local County FIPS Code. Each Muhlenberg County Kentucky zip code has a center Longitude / Latitude point (the Muhlenberg County center is -87.111198425293 / 37.227600097656). For your convenience we have also indicated if that zip code in Muhlenberg County observes Daylight Savings time.