Monticello, Utah Area Code

Monticello, UT Area Codes are

Monticello, UT is officially utilizing one area code which is area code 435.

In addition to Monticello, UT area code information read more about area code 435 details and Utah area codes.

Monticello, UT is located in San Juan County and observes the Mountain Time Zone. View our Times by Area Code tool.