The 231 area code covers Traverse City, Muskegon, Holland and more in Michigan. Provision a local 231 number in minutes.
Area code 231 serves the western and northern portions of Michigan's Lower Peninsula. Traverse City is a popular resort destination on Grand Traverse Bay and the center of a thriving wine and cherry production region. The code was split from 616 in 1999 as northern Michigan's population grew.
Across Michigan, the 231 area code serves roughly 700,000 residents in 4 communities — including Traverse City, Muskegon, Holland, among others. Numbers in the 231 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.
231 was first introduced in 1999 under the North American Numbering Plan. It remains an active geographic code today.
Want a 231 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 231 area code reaches 4 communities across Michigan, from Traverse City to Cadillac. 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 Traverse City presence with enterprise-grade UCaaS — calling, meetings, and messaging on one platform.
Get a 231 NumberA 231 number tells Traverse City customers you're local — instant trust and higher answer rates, no office required.
Every 231 line includes HD calling, video meetings, team chat, SMS/MMS, auto-attendant, call recording, and an AI assistant.
Already have a 231 number? Port it in for free. Your number stays yours — port out anytime, no lock-in.
The 231 area code covers Traverse City, Muskegon, Holland, Cadillac in Michigan.
Phone numbers in the 231 area code operate on America/Detroit time.
Yes. The 231 area code was introduced in 1999 and remains an active geographic code today.
Yes. Ajoxi provisions virtual 231 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 231 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 231 number in for free, usually within a few business days and with no downtime during the switch.
हाँ। प्रत्येक 231 नंबर एचडी कॉलिंग के साथ-साथ एसएमएस और एमएमएस का समर्थन करता है, इसलिए आपकी टीम ग्राहकों को टेक्स्ट कर सकती है, अभियान चला सकती है और एक ही लाइन से बातचीत का जवाब दे सकती है - यह सब किसी भी डिवाइस पर ब्राउज़र में, बिना किसी अलग ऐप को इंस्टॉल किए।
प्रावधान ए 231 तत्काल सक्रियण, स्वच्छ कॉलर-आईडी और टियर-1 रूटिंग के साथ नंबर - कोई सेटअप शुल्क नहीं, मिनटों में लाइव।