Got a Call From One of These Area Codes? It Could Be a Scam

New dialing process coming to the 510 area code

Don't answer phone calls from these area codes

Area code 414 - Alchetron, The Free Social Encyclopedia

Mandatory 10-digit dialing begins for 540 area code

Area code 604 - Alchetron, The Free Social Encyclopedia

Do not answer calls from these area codes

Residential Design Codes Volume 1 - (Including Medium Density)

The East Bay is getting a new area code. It's 341. Some say it's not a big deal, but most residents in the 510 feel differently