Mandatory 10-digit dialing begins Oct. 24

You must dial 1+ area code + number for local calls

Beginning Sunday, Oct. 24, mandatory 10-digit dialing will start to take effect across South Dakota. On and after this date, you must dial the area code + telephone number for all local calls. Local calls dialed with only seven digits may not be completed. Instead, a recording may inform you that your call cannot be completed as dialed.

This new required dialing pattern is the result of the Federal…