Below is a list of Leblanc LA zip codes. For your research we have also included Leblanc Area Code, Time Zone, UTC and the local Allen County FIPS Code. Each Leblanc Louisiana zip code has a center Longitude / Latitude point (the Leblanc center is -91.086601257324 / 30.238399505615). For your convenience we have also indicated if that zip code in Leblanc observes Daylight Savings time.