Below is a list of Southlake TX zip codes. For your research we have also included Southlake Area Code, Time Zone, UTC and the local Tarrant County FIPS Code. Each Southlake Texas zip code has a center Longitude / Latitude point (the Southlake center is -97.151000976562 / 32.947898864746). For your convenience we have also indicated if that zip code in Southlake observes Daylight Savings time.