Below is a list of Tama County IA zip codes. For your research we have also included Tama County Area Code, Time Zone, UTC and the local County FIPS Code. Each Tama County Iowa zip code has a center Longitude / Latitude point (the Tama County center is -92.508499145508 / 42.084999084473). For your convenience we have also indicated if that zip code in Tama County observes Daylight Savings time.