Below is a list of Erwin TN zip codes. For your research we have also included Erwin Area Code, Time Zone, UTC and the local Unicoi County FIPS Code. Each Erwin Tennessee zip code has a center Longitude / Latitude point (the Erwin center is -82.414001464844 / 36.147499084473). For your convenience we have also indicated if that zip code in Erwin observes Daylight Savings time.