Below is a list of Iron City TN zip codes. For your research we have also included Iron City Area Code, Time Zone, UTC and the local Lawrence County FIPS Code. Each Iron City Tennessee zip code has a center Longitude / Latitude point (the Iron City center is -87.583801269531 / 35.023498535156). For your convenience we have also indicated if that zip code in Iron City observes Daylight Savings time.