The San Fernando Valley got an additional area code on Saturday, and it changed the way numbers must be dialed. The state utilities commission approved the new area code in 2008, saying the vallley ...

California regulators are considering adding a new area code in Southern California as early as 2009 and could do the same in the Bay Area soon after that – starting with the 408 area code. Based on ...

GLENDALE — Phone dialing will get four digits more complicated Saturday, when residents will have to start making calls using 11 figures. Callers will have to dial 1, along with the area code of each ...

When it comes to catching a customer's eye, image is everything. Even a recognizable area code or 800 phone number provides a competitive edge, say small business owners. eVoice, a telecommunications ...

Today marks the 50th anniversary of the Zone Improvement Plan, the network of ZIP codes we use for everything from mail delivery to credit card security. The U.S. Postal Service began using the ...