New Diana, Texas Area Code
New Diana, TX is officially utilizing an area code overlay in which area codes 903 and 430 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.
In addition to New Diana, TX area code information read more about area codes 903 and 430 details and Texas area codes.
New Diana, TX is located in Upshur County and observes the Central Time Zone.
View our Times by Area Code tool.
Area Codes Look Up By State and City
Area Codes Look Up in Surrounding Places