Below is a list of Shell Rock IA zip codes. For your research we have also included Shell Rock Area Code, Time Zone, UTC and the local Butler County FIPS Code. Each Shell Rock Iowa zip code has a center Longitude / Latitude point (the Shell Rock center is -92.580703735352 / 42.712299346924). For your convenience we have also indicated if that zip code in Shell Rock observes Daylight Savings time.