Starting Oct. 7, all metro Detroit residents will be required to dial 10 digits to complete calls in preparation for the 679 overlay.

Did you know Columbus has two area codes? The first three digits dialed on each call denote geographic area, can represent local pride and identity.

East Tennessee has another new area code, and it's going to add three more digits to many people's local calls. Starting Aug. 5, people in upper and lower East Tennessee in the 423 area code region ...

Local customers calling a number with a 313 area code will need to dial 10 digits starting on Oct. 7. The change comes as Michigan prepares to roll out a new 679 area code. The Detroit area is running ...

Starting October 7, customers within the 313 area code will be required to dial 10 digits for all local calls. The change comes as preparation for the introduction of a new 679 area code. The 313 area ...

Detroit starts 10-digit dialing due to the 313 area code reaching capacity, with the new 679 area code introduced.

(WCYB) — All local calls made in the 423 area code of Tennessee must be dialed using 10 digits beginning Tuesday. Calls using just 7 digits will not be completed, and will be routed to an announcement ...

Starting Tuesday, anyone within Detroit’s 313 area code will be required to use 10-digit dialing for all local calls as a new 679 area code is introduced.

Metro Detroit residents are now required to dial 10 digits for phone calls. Starting on Oct. 7, all local calls made within ...