Below is a list of Highlandville IA zip codes. For your research we have also included Highlandville Area Code, Time Zone, UTC and the local Winneshiek County FIPS Code. Each Highlandville Iowa zip code has a center Longitude / Latitude point (the Highlandville center is -91.668601989746 / 43.441898345947). For your convenience we have also indicated if that zip code in Highlandville observes Daylight Savings time.