Detroit is running out of 313 phone numbers. Here's when the last number could be assigned and what you need to do.

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

WASHINGTON — QUESTION: If a new area code is put in place for a city, does that mean you have to change your current phone number or will lose it if it has the old area code? ANSWER: You do not need ...

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