Below is a list of Hawkeye IA zip codes. For your research we have also included Hawkeye Area Code, Time Zone, UTC and the local Fayette County FIPS Code. Each Hawkeye Iowa zip code has a center Longitude / Latitude point (the Hawkeye center is -91.952301025391 / 42.93579864502). For your convenience we have also indicated if that zip code in Hawkeye observes Daylight Savings time.