Below is a list of Benton IA zip codes. For your research we have also included Benton Area Code, Time Zone, UTC and the local Ringgold County FIPS Code. Each Benton Iowa zip code has a center Longitude / Latitude point (the Benton center is -94.361396789551 / 40.711601257324). For your convenience we have also indicated if that zip code in Benton observes Daylight Savings time.