Below is a list of Malcom IA zip codes. For your research we have also included Malcom Area Code, Time Zone, UTC and the local Poweshiek County FIPS Code. Each Malcom Iowa zip code has a center Longitude / Latitude point (the Malcom center is -92.552101135254 / 41.707000732422). For your convenience we have also indicated if that zip code in Malcom observes Daylight Savings time.