Sierra Vista, Arizona Area Code

Sierra Vista, AZ Area Codes are

Sierra Vista, AZ is officially utilizing one area code which is area code 520.

In addition to Sierra Vista, AZ area code information read more about area code 520 details and Arizona area codes.

Sierra Vista, AZ is located in Cochise County and observes the Mountain Time Zone and does not use daylight saving time. View our Times by Area Code tool.

Arizona Area Code Map