Denton, TX is currently using one area code which is area code 940. Area Code 940 was created from a split of area code 817 and put into service on May 25, 1997.
In addition to Denton, TX area code 940 serves north-central Texas in the Denton and Witchita Falls areas the larger communities of Denton, Lewisville, Wichita Falls in addition to many smaller communities within the service area.
Denton, TX is located in Denton County and observes the Central Time Zone.
View our Times by Area Code tool.