Area codes / Michigan
Michigan area codes
Michigan has 13 area codes in service, in the Eastern and Central time zones. Pick one for a local business number your Michigan customers recognize.
Every Michigan area code
| Area code | Time zone | Overlaid with | In service since |
|---|---|---|---|
| 231 | Eastern | None | 1999 |
| 248 | Eastern | 947 | 1997 |
| 269 | Eastern | None | 2002 |
| 313 | Eastern | 679 | 1947 |
| 517 | Eastern | None | 1947 |
| 586 | Eastern | None | 2001 |
| 616 | Eastern | None | 1947 |
| 679 | Eastern | 313 | 2025 |
| 734 | Eastern | 679 | 1997 |
| 810 | Eastern | None | 1993 |
| 906 | Eastern and Central | None | 1961 |
| 947 | Eastern | 248 | 2002 |
| 989 | Eastern | None | 2001 |
Picking a Michigan area code
313, 517, and 616 are among the original area codes created in 1947. 5 Michigan area codes share their region with an overlay, so a new number there may come in either code; both ring the same area, and calls within it are dialed with all ten digits.
Already have a Michigan number customers know? Move it to Onyx Phone for free, and keep answering while it moves.
Getting started
- Create a login and pick a plan. Checkout saves a card for the 7-day free trial, and nothing is charged until it ends.
- Confirm your business and its 911 address, and get a local number on the spot. Bringing your own number? You answer on a temporary one while it moves over, for free.
- Choose where calls ring, write what callers hear, invite your team, and register for texting. Then answer in the browser, the iPhone and Android apps, or a desk phone. How it works has the details.
Included on every plan
Starter is $17, Business is $29, Scale is $42 per user a month, or less billed yearly. The plan includes a business number for each user and unlimited calling and texting in the US and Canada. Every plan starts with a 7-day free trial, and moving your current number over is free.
Area code data from NANPA, file of October 24, 2026.