Below is a list of Hilham TN zip codes. For your research we have also included Hilham Area Code, Time Zone, UTC and the local Overton County FIPS Code. Each Hilham Tennessee zip code has a center Longitude / Latitude point (the Hilham center is -85.441596984863 / 36.414199829102). For your convenience we have also indicated if that zip code in Hilham observes Daylight Savings time.