OAKLAND (CBS SF) – Starting Saturday, people with the 510 area code will have to work a little harder to get their calls through. That's because on that day, in preparation for a new area code, people ...

Next month telephone customers in the 510 area code must dial 1 plus the area code and the number to make any call to the 510 or the new 341 area code, according to the California Public Utilities ...

Starting Saturday, people with the 510 area code will have to work a little harder to get their calls through. That's because on that day, in preparation for a new area code, people will have to dial ...

OAKLAND — The new telephone area code for a big stretch of the East Bay, including its largest city, Oakland, is 341, state regulators said Thursday. The 341 area code will be overlaid upon — ...

EAST BAY, Calif. (KGO) -- Something new is coming to the East Bay. It's a new area code: 341. Some might wonder, no big deal. It's just three numbers. There are a number of them already in existence ...