The 520 area code covers Tucson, Sierra Vista, Douglas and more in Arizona. Provision a local 520 number in minutes.
Area code 520 covers southern Arizona, anchored by Tucson, home of the University of Arizona and Kitt Peak National Observatory. The region borders Mexico with major crossing points at Nogales and Douglas. Southern Arizona is known for its Sonoran Desert landscape, border culture, aerospace industry, and the Biosphere 2 research facility.
Across Arizona, the 520 area code serves roughly 1.1 million residents in 4 communities — including Tucson, Sierra Vista, Douglas, among others. Numbers in the 520 zone keep Mountaintime, so a local line rings during your customers' business hours and shows a familiar AZ caller ID on every outbound call.
520 was first introduced in 1995 under the North American Numbering Plan. It remains an active geographic code today.
Want a 520 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 520 area code reaches 4 communities across Arizona, from Tucson to Nogales. 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 Tucson presence with enterprise-grade UCaaS — calling, meetings, and messaging on one platform.
Get a 520 NumberA 520 number tells Tucson customers you're local — instant trust and higher answer rates, no office required.
Every 520 line includes HD calling, video meetings, team chat, SMS/MMS, auto-attendant, call recording, and an AI assistant.
Already have a 520 number? Port it in for free. Your number stays yours — port out anytime, no lock-in.
The 520 area code covers Tucson, Sierra Vista, Douglas, Nogales in Arizona.
Phone numbers in the 520 area code operate on America/Phoenix time.
Yes. The 520 area code was introduced in 1995 and remains an active geographic code today.
Yes. Ajoxi provisions virtual 520 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 520 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 520 number in for free, usually within a few business days and with no downtime during the switch.
Да. Каждый номер 520 поддерживает SMS и MMS наряду с HD-вызовами, поэтому ваша команда может отправлять текстовые сообщения клиентам, проводить кампании и отвечать на разговоры с одной линии — и все это в браузере на любом устройстве, без необходимости установки отдельного приложения.
Предоставление 520 номер с мгновенной активацией, чистым идентификатором вызывающего абонента и маршрутизацией уровня 1 — без платы за установку, в течение нескольких минут.