Below is a list of Westlake LA zip codes. For your research we have also included Westlake Area Code, Time Zone, UTC and the local Calcasieu County FIPS Code. Each Westlake Louisiana zip code has a center Longitude / Latitude point (the Westlake center is -93.2666015625 / 30.247900009155). For your convenience we have also indicated if that zip code in Westlake observes Daylight Savings time.