The 313 area code covers Detroit, Dearborn, Hamtramck and more in Michigan. Provision a local 313 number in minutes.
Area code 313 covers the city of Detroit and its closest suburbs including Dearborn, home of Ford Motor Company's world headquarters. Detroit is the historic heart of the American automotive industry and is undergoing a significant urban renaissance. The code was one of the original 86 NANP codes established in 1947.
Across Michigan, the 313 area code serves roughly 1.2 million residents in 4 communities — including Detroit, Dearborn, Hamtramck, among others. Numbers in the 313 zone keep America/Detroittime, so a local line rings during your customers' business hours and shows a familiar MI caller ID on every outbound call.
313 was first introduced in 1947 under the North American Numbering Plan. It remains an active geographic code today.
Want a 313 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 313 area code reaches 4 communities across Michigan, from Detroit to Highland Park. 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 Detroit presence with enterprise-grade UCaaS — calling, meetings, and messaging on one platform.
Get a 313 NumberA 313 number tells Detroit customers you're local — instant trust and higher answer rates, no office required.
Every 313 line includes HD calling, video meetings, team chat, SMS/MMS, auto-attendant, call recording, and an AI assistant.
Already have a 313 number? Port it in for free. Your number stays yours — port out anytime, no lock-in.
The 313 area code covers Detroit, Dearborn, Hamtramck, Highland Park in Michigan.
Phone numbers in the 313 area code operate on America/Detroit time.
Yes. The 313 area code was introduced in 1947 and remains an active geographic code today.
Yes. Ajoxi provisions virtual 313 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 313 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 313 number in for free, usually within a few business days and with no downtime during the switch.
Yes. Every 313 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 313 number with instant activation, clean caller-ID, and Tier-1 routing — no setup fees, live in minutes.