Below is a list of Plaquemine LA zip codes. For your research we have also included Plaquemine Area Code, Time Zone, UTC and the local Iberville County FIPS Code. Each Plaquemine Louisiana zip code has a center Longitude / Latitude point (the Plaquemine center is -91.24479675293 / 30.283700942993). For your convenience we have also indicated if that zip code in Plaquemine observes Daylight Savings time.