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

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

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 ...

From the Jersey shore to Central Jersey, phone calls just got a bit more complicated due to the introduction of a new area code and dialing procedures. A number of changes are coming to New Jersey’s ...

The area code 202 is synonymous with D.C. — it’s been the District’s sole area code for more than 70 years. But come 2022, when new phone numbers are forecast to run out, there’ll be a new three-digit ...

All questions and answers are based on the 2017 NEC. Underline text indicates a Code change. Q. What is the NEC limit on the number of conductors and cables that are allowed to be installed in a ...