8:56 313 Area Code (Michigan) Social & Economic Profile 2:38 679 area code likely for Detroit as 313 numbers begin to run out 2:27 313 area code projected to run out of available numbers by 2025 0:32 10-digit calling now required in 313 area code 1:52 All Facts [EP 2] The 313 Area Code 2:22 Detroit’s 313 area code is expected to run out of unassigned numbers by late 2025 1:50 Detroit's Three Thirteen owner celebrates 313 day with a re-grand opening 1:10 How to easily get a 313 area code phone number 2:14 Michigan wants to add 679 area code, says Detroit area running out of 313 phone numbers 2:55 10-digit dialing to be required as Detroit's 313 area code gets company from 679 4:58 Not just '313': What to know about Detroit's new area code 2:23 Detroit area code, 313 to run out by late 2025 1:32 The move to the 679 area code gets closer as 313 phone numbers run out 1:56 '313 Day' celebrated across Metro Detroit 2:00 Celebrating 313 Day in Detroit 8:12 Celebrate '313' day with these Detroit companies 0:44 Connect 313 '313 Day' 0:55 313 Detroit Area Code Is No More 0:35 Specific Michigan Area Codes Will Require Dialing All 10 Digits 0:40 The big D - Detroit is adding on a new area code to the 313. + 679 starting November 7.th