248 area code: location, overlays and numbers
Detroit, Michigan, is served by this US telephone area code, 248, which has been in service since 1997 and shares an overlay with 947.
- Location
- Detroit, Michigan
- Working since
- 1997
- Local time zone
- Time in the Eastern zone
- Overlay
- 947
- Calls inside the area
- Full 10-digit dialling
- Rate centre list
- 20
- Expected exhaustion
- 2065
- Code for the country
- +1 (United States)
Sources: NANPA public reports, the area code report and rate-centre report, all in a file dated 11/01/2026. For the exhaust year we used the NANPA projections 2026-1 (April 2026). We are not an official NANPA site.
Get your own 248 number
You can get a 248 number in two ways. When you sign up, choose from numbers the provider holds in the code, and its plan gives you a new one. Numbers a seller already holds are listed at a one-time price, often with a pattern, and you then move one to a provider.
Providers, sorted by first-year cost
| Provider | Cheapest plan | First year | Link |
|---|---|---|---|
 Free app | Basic (Just for me), free | $0 | Open Google Voice |
 Free app | Free plan, free | $0 | Open TextNow |
 Developer API | Pay-as-you-go local number, $1.15 a month | $13.80 | Open Twilio |
 Second-number app | Standard, $3.99 a month billed yearly | $47.99 | Open Burner |
 Toll-free specialist | Solo, $6.99 a month billed yearly | $84 | Open UniTel Voice |
 Second-number app | Deluxe (local number), $6.99 a month billed yearly | $102.88 | Open GoDaddy Conversations (formerly Smartline) |
Sellers listing local numbers
| Seller | What it sells | Listed price | Monthly fee | Link |
|---|---|---|---|---|
 Marketplace | Local numbers | From $9 one-time | None stated | Search at Exclusive Digits |
 Marketplace | Local and toll-free | From $9.95 one-time | $2.99 a month | Search at NumberBarn |
 Number broker | Local and toll-free | From $99 one-time | None stated | Search at RingBoost |
 Number broker | Local and toll-free | From $100 one-time | None stated | Search at PhoneNumberExpert |
| 212areacode.comNumber broker | Local numbers | From $150 one-time | None stated | Search at 212areacode.com |
Some sellers and providers may pay us a referral fee. First-year cost determines the order, and referral fees never affect it. How we earn
Places in the 248 area code
For 248, NANPA lists 20 rate centres. Each one is a local calling area where numbers get assigned:
Walled Lake, West Bloomfield, Troy, Southfield, South Lyon, Royal Oak, Rochester, Pontiac, Oxford, Ortonville, Northville, Milford-white Lake, Lake Orion, Holly, Farmington, Drayton Plains, Commerce, Clarkston, Birmingham, Auburn Heights.
Area codes related to this one
947 covers this same area and draws from the same numbers pool. Any of these codes can supply a new number for this area, so request the one you prefer.
Michigan area codes also include 313, 517, 616, 906, 810, 734, 231, 989, 586, 269 and 679.
248 area code questions
Which area does 248 cover?
Where 248 rings: Detroit, Michigan, around Detroit-Warren-Dearborn, MI.
Which country code do you use for a 248 number?
+1. As a North American Numbering Plan code, 248 is dialled from abroad as +1 248 plus the 7-digit number.
What time is it in the 248 area code?
The time in 248 is Eastern.
Which callers use a 248 number?
This code covers homes, mobiles, local businesses and people who fake a local number. On your screen, a 248 number shows the area where it was assigned, not who is calling.