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

A new 274 area code prefix will join phone numbers in the 920 area code Friday, the Public Service Commission of Wisconsin announced early April. The 920 area code will soon start running short on new ...

Starting on Oct. 7, people will be required to dial 10 digits for phone calls as numbers with the 313 area code run out.

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

BUTLER, WARREN COUNTIES — The Public Utilities Commission of Ohio on Wednesday approved a plan to overlay a new area code over the existing 513 area code. The area code, which covers southwest Ohio, ...

(WSIL) -- The North American Numbering Plan Administrator (NANPA) has announced that a new area code, 235, will be joining the current 573 area code in Missouri, ensuring that all residential and ...

A new area code is coming to the Cincinnati area.The numbers "513" have become synonymous with Cincinnati. But soon, a new three-digit combo will also represent the Queen City.The Public Utilities ...

LOS ANGELES (KABC) -- The greater Los Angeles area is getting a new telephone area code. According to the California Public Utilities Commission (CPUC), area code 738 will be activated as an "overlay" ...

The need for a new area code isn’t necessarily driven by population but associated with the multiple numbers each person may be using. The supply of 502 area code phone number prefixes, the three ...

A public survey is under way to determine a remedy to the projected dwindling supply of numbers in the 918 area code, state officials said Monday. "Opinions will be registered at least until the end ...

West Scranton residents Don and Cheryl Tucker changed their cellphone carriers earlier this year and each was assigned a new phone number with a 272 area code. At first, they thought it was a mistake.