Holladay, Utah Area Code
Holladay, UT is officially utilizing an area code overlay in which area codes 801 and 385 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.
In addition to Holladay, UT area code information read more about area codes 801 and 385 details and Utah area codes.
Holladay, UT is located in Salt Lake County and observes the Mountain Time Zone. View our Times by Area Code tool.