Galveston, TX is currently using one area code which is area code 409. Area Code 409 was created from a split of area code 713 and put into service on November 1, 1982.
In addition to Galveston, TX area code 409 serves an area of southeast Texas in the Galveston and Beaumont areas, including the larger cities and communities of Beaumont, Galveston, Port Arthur, and Texas City in addition to many smaller communities.
Galveston, TX is located in Galveston County and observes the Central Time Zone.
View our Times by Area Code tool.