Below is a list of Mountlake Terrace WA zip codes. For your research we have also included Mountlake Terrace Area Code, Time Zone, UTC and the local Snohomish County FIPS Code. Each Mountlake Terrace Washington zip code has a center Longitude / Latitude point (the Mountlake Terrace center is -122.30899810791 / 47.791999816895). For your convenience we have also indicated if that zip code in Mountlake Terrace observes Daylight Savings time.