If your phone rings just once from a three-digit area code, you may assume the call is coming from somewhere in the United States and be tempted to call the number back. But satisfying your curiosity ...

Get ready for some big changes in the 3-1-3. The area code belonging people who live in Detroit and several of its surrounding suburbs is running out of numbers. New phone customers will receive ...

Phone customers in the 313 area code, which covers Detroit and several suburbs, will have to start including the area code when making local calls. Here’s everything to know about when this change ...

March 13, otherwise known as "313 Day" after Detroit's area code, has returned to the Motor City once again. As Detroiters head out to celebrate their city's pride at the Detroit Day Artist Market, at ...

Starting in three weeks, Metro Detroiters will have to dial 10 digits to complete phone calls. The change takes effect Oct. 7 and applies to calls made by customers in the 313 area code, the Michigan ...