Weir, Texas Area Code
Weir, TX is officially utilizing two area codes which are area codes 512 and 737. Ten digit dialing (area code + seven digit number) is necessary.
In addition to Weir, TX area code information read more about area code 512 and 737 details and Texas area codes.
Weir, TX is located in Williamson County and observes the Central Time Zone.
View our Times by Area Code tool.