It's official: the good old 408 area code will soon be invaded by the new 669. For the first time in the Bay Area, a new area code does not mean a new area. 669 numbers will be given to new customers ...

Silicon Valley has had the 408 area code for 52 years. But the proliferation of cell phones, ATMs and even in-car navigational devices has exhausted the supply of numbers. "I like 408, and it is part ...