Residents and businesses on L.A.’s Westside and in the South Bay will have to dial 11 digits to make local calls starting next July as the state Public Utilities Commission on Thursday unanimously ...

It might be Code Red in the 310 dialing area this month when the state’s first area code overlay goes into full effect on L.A.’s Westside. Beginning July 26, all calls made within the 310 territory ...

Four years after attempts to split the 310 area code sparked protests from Santa Monica to San Pedro, a state regulatory judge will propose later this week that the South Bay should be broken off to ...

Guest host Judy Muller discusses the new "424" area code overlay. LAist is an independent, nonprofit newsroom that is also home to L.A.’s largest NPR station broadcasting at 89.3 FM. We center our ...

The state Public Utilities Commission voted Thursday to add a new area code to the same region that’s covered by the existing 760 area code. When 760 numbers are no longer available, new customers ...

The Joint Telecommunications Carriers (JTC), a consortium of landline and wireless telecom providers, today announced details about the California Public Utility Commission's decision to introduce the ...