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 ...

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 ...