The 831 area code covers Santa Cruz, Monterey, Salinas and more in California. Provision a local 831 number in minutes.
Area code 831 covers the stunning central California coast from Santa Cruz south to Big Sur and east to the Salinas Valley. Monterey Bay is home to world-class marine research institutions and the famous Cannery Row. The Salinas Valley is the "salad bowl of America" producing vast quantities of lettuce and other vegetables. Santa Cruz has a vibrant surfing and beach culture.
Across California, the 831 area code serves roughly 600,000 residents in 4 communities — including Santa Cruz, Monterey, Salinas, among others. Numbers in the 831 zone keep Pacifictime, so a local line rings during your customers' business hours and shows a familiar CA caller ID on every outbound call.
831 was first introduced in 1998 under the North American Numbering Plan. It remains an active geographic code today.
Want a 831 number of your own? With Ajoxi you can claim one in minutes — no hardware, no contracts — and route calls, SMS, voicemail, and team messaging anywhere on a single UCaaS platform, with Tier-1 routing and clean caller-ID delivery on every line.
The 831 area code reaches 4 communities across California, from Santa Cruz to Watsonville. A customer in any of them sees a familiar local number when you call, which is the single biggest driver of answer rates — and with Ajoxi you can claim a number in any of these cities, or several at once, and route every call to the same team.
Pair a local Santa Cruz presence with enterprise-grade UCaaS — calling, meetings, and messaging on one platform.
Get a 831 NumberA 831 number tells Santa Cruz customers you're local — instant trust and higher answer rates, no office required.
Every 831 line includes HD calling, video meetings, team chat, SMS/MMS, auto-attendant, call recording, and an AI assistant.
Already have a 831 number? Port it in for free. Your number stays yours — port out anytime, no lock-in.
The 831 area code covers Santa Cruz, Monterey, Salinas, Watsonville in California.
Phone numbers in the 831 area code operate on America/Los_Angeles time.
Yes. The 831 area code was introduced in 1998 and remains an active geographic code today.
Yes. Ajoxi provisions virtual 831 numbers with instant activation, clean caller-ID delivery, Tier-1 routing, and no setup fees — so you can build a local presence in minutes.
Choose a 831 number in the Ajoxi dashboard and it activates immediately — no hardware, no contracts, and no setup fees. Prefer to keep a number you already use? Port any existing 831 number in for free, usually within a few business days and with no downtime during the switch.
Yes. Every 831 number supports SMS and MMS alongside HD calling, so your team can text customers, run campaigns, and reply to conversations from the same line — all in the browser on any device, with no separate app to install.
Provision a 831 number with instant activation, clean caller-ID, and Tier-1 routing — no setup fees, live in minutes.