Below is a list of Allamakee County IA zip codes. For your research we have also included Allamakee County Area Code, Time Zone, UTC and the local County FIPS Code. Each Allamakee County Iowa zip code has a center Longitude / Latitude point (the Allamakee County center is -91.352401733398 / 43.297401428223). For your convenience we have also indicated if that zip code in Allamakee County observes Daylight Savings time.