Locations for Area Code - 424

Area code 424 is an overlay of 310 and serves the West Side of Los Angeles County, including Beverly Hills, Santa Monica, and the South Bay cities. Introduced in 2006 to address number exhaustion in the high-demand 310 region, 424 requires ten-digit dialing. The area includes some of the most affluent and recognizable communities in California, with strong ties to the entertainment industry, tech innovation, and beachfront living. While 310 retains legacy prestige, 424 has become an accepted and widespread alternative. Area code 424 continues to grow in usage, representing the evolving identity of LA’s elite and coastal sectors.