Below is a list of Montpelier IA zip codes. For your research we have also included Montpelier Area Code, Time Zone, UTC and the local Muscatine County FIPS Code. Each Montpelier Iowa zip code has a center Longitude / Latitude point (the Montpelier center is -90.806900024414 / 41.459400177002). For your convenience we have also indicated if that zip code in Montpelier observes Daylight Savings time.