After all, when you see an incoming phone call from a number you don't know, but has the same area code as you, it's understandable why you would drop your guard and pick up the phone.

Under the state's first new area code overlay, virtually all new phone numbers within the 310 territory will be assigned the new 424 area code, starting in August 2006; existing numbers will ...

Starting Sunday, Oct. 24, callers in 82 area codes across 35 states and one U.S. territory will be required to use their three-digit area code before punching in the seven-digit phone number when ...

Starting Sunday, Oct. 24, people in Wisconsin will have to dial local numbers using 10 digits — the area code and the seven-digit phone number. Currently, people in Wisconsin can place a call to ...