Below is a list of Midvale ID zip codes. For your research we have also included Midvale Area Code, Time Zone, UTC and the local Washington County FIPS Code. Each Midvale Idaho zip code has a center Longitude / Latitude point (the Midvale center is -116.73600006104 / 44.470001220703). For your convenience we have also indicated if that zip code in Midvale observes Daylight Savings time.