| District of Michigan area codes: 248 | |
|---|---|
| Country | United States |
| State/Province | Michigan |
| Major City | Detroit |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 248-363 | Oakland | Commerce, MI | Ameritech Michigan |
| 248-364 | Oakland | Pontiac, MI | Ameritech Michigan |
| 248-365 | Oakland | Southfield, MI | Mci Worldcom Communications |
| 248-366 | Oakland | Commerce, MI | Ameritech Michigan |
| 248-367 | Oakland | Royal Oak, MI | American Messaging (am) |
| 248-368 | Oakland | Southfield, MI | Ameritech Michigan |
| 248-369 | Oakland | Holly, MI | Xo Communications Services |
| 248-370 | Oakland | Pontiac, MI | Ameritech Michigan |
| 248-371 | Oakland | Pontiac, MI | Ameritech Michigan |
| 248-372 | Oakland | Southfield, MI | Ameritech Michigan |
| 248-373 | Oakland | Pontiac, MI | Ameritech Michigan |
| 248-374 | Wayne | Northville, MI | Ameritech Michigan |
| 248-375 | Oakland | Rochester, MI | Ameritech Michigan |
| 248-376 | Oakland | Royal Oak, MI | New Cingular Wireless PCS - IL |
| 248-377 | Oakland | Pontiac, MI | Ameritech Michigan |
| 248-378 | Wayne | Northville, MI | Omnipoint Communications Midwest Operations LLC |
| 248-379 | Oakland | Troy, MI | Sprint Spectrum L.p. |
| 248-380 | Wayne | Northville, MI | Ameritech Michigan |
| 248-381 | Oakland | Farmington, MI | Global Crossing Telemanagement-mi |
| 248-382 | Oakland | Holly, MI | Global Crossing Telemanagement-mi |
There are 737 prefixes, In the code area, the major cities are Bloomfield Township, MI;Farmington Hills, MI;Fernd. The major city is Detroit.