California is the world's 5th-largest economy — from Silicon Valley's tech corridor and Los Angeles's entertainment industry to San Diego's biotech hub.
California's 25 area codes span the world's 5th-largest economy — from San Francisco's 415/628 and Silicon Valley's 408/650/669 in the north, through the Central Valley's 209/559, to Los Angeles's 213/310/323/424/747, Inland Empire's 909/951, Orange County's 714/657, and San Diego's 619/858/760 in the south — in the Pacific Time zone.
California is the world's 5th-largest economy — from Silicon Valley's tech corridor and Los Angeles's entertainment industry to San Diego's biotech hub. Home to 25 area codes spanning Los Angeles's entertainment and tech empire, San Francisco's Silicon Valley innovation corridor, and San Diego's biotech coast — California is the world's 5th-largest economy and the most commercially valuable US state.
From Los Angeles to San Jose instant number activation across every California market.
Every feature California's world-class teams demand. All plans. No bundles.
25 codes from 310 Beverly Hills to 415 San Francisco — manage calls across LA's entertainment studios, Silicon Valley's campuses, and San Diego's biotech coast from one dashboard.
Route Hollywood production enquiries to 310, SF VC callbacks to 415, and San Diego biotech to 619 — California's geography-specific call flows handled by one rule layer.
California spans $3.9T in GDP — dashboards track which LA, Bay Area, or San Diego codes are driving inbound volume in real time and flag staffing gaps before they cost deals.
Four steps to a live California number. No hardware, no contracts.
Choose from 310, 415, 619 or any of California's 25 codes to anchor your presence in LA, San Francisco, or San Diego.
Scale from a solo LA agent to a Bay Area enterprise team — all 14 features on every plan, month-to-month, no carrier lock-in.
Configure Pacific Time routing, build a bilingual IVR for LA's Spanish-speaking market, and activate your CA number live in seconds.
Customers across California see a local area code on every call — analytics and SMS active from the very first ring.
Pick a region, then select any state to see every active area code with city coverage, time zones, and a number-picker shortcut.
Everything you need to know about Californiaarea codes and virtual phone numbers. Can't find an answer? Our team is one click away.
TKOS automatically fails over to the backup number you configure. If your internet goes down, CA calls roll to a cell phone or another number instantly — so California customers always reach someone without even knowing there was an issue.
Try the full UCaaS platform — business phone, team chat, video and AI contact center — free. The platform you pilot today carries your millionth minute. No migration. No replatforming.