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Operating Company Number (OCN): 4088
Carriers are telecom operating companies that own number blocks (NPA-NXX). A number showing this carrier does not guarantee the caller is that company — scam calls can spoof caller ID.
| State | NPA | NXX | Rate center | Open |
|---|---|---|---|---|
| MI | 248 | 232 | PONTIAC | Prefix |
| MI | 248 | 233 | SOUTHFIELD | Prefix |
| MI | 248 | 246 | ROYAL OAK | Prefix |
| MI | 248 | 274 | OXFORD | Prefix |
| MI | 248 | 275 | TROY | Prefix |
| MI | 248 | 341 | BIRMINGHAM | Prefix |
| MI | 248 | 432 | W BLOOMFLD | Prefix |
| MI | 248 | 491 | SOUTH LYON | Prefix |
| MI | 248 | 522 | FARMINGTON | Prefix |
| MI | 248 | 679 | NORTHVILLE | Prefix |
| MI | 248 | 726 | ROCHESTER | Prefix |
| MI | 248 | 731 | BIRMINGHAM | Prefix |
| MI | 248 | 742 | DRAYTON PL | Prefix |
| MI | 248 | 823 | TROY | Prefix |
| MI | 248 | 834 | LAKE ORION | Prefix |
| MI | 248 | 846 | HOLLY | Prefix |
| MI | 248 | 896 | WALLEDLAKE | Prefix |
| MI | 248 | 937 | COMMERCE | Prefix |
| MI | 248 | 942 | CLARKSTON | Prefix |
| MI | 248 | 997 | AUBURN HTS | Prefix |
| MI | 313 | 279 | DETROITZN4 | Prefix |
| MI | 313 | 281 | DETROITZN3 | Prefix |
| MI | 313 | 432 | DETROITZN2 | Prefix |
| MI | 313 | 586 | DETROITZN6 | Prefix |
| MI | 313 | 662 | DETROITZN5 | Prefix |
| MI | 313 | 828 | DETROITZN5 | Prefix |
| MI | 313 | 887 | DETROITZN1 | Prefix |
| MI | 517 | 579 | HOWELL | Prefix |
| MI | 586 | 203 | MT CLEMENS | Prefix |
| MI | 586 | 207 | WASHINGTON | Prefix |
| MI | 586 | 435 | ROSEVILLE | Prefix |
| MI | 586 | 510 | CENTERLINE | Prefix |
| MI | 586 | 648 | NEWBALTIMR | Prefix |
| MI | 586 | 693 | WARREN | Prefix |
| MI | 586 | 723 | MT CLEMENS | Prefix |
| MI | 586 | 797 | UTICA | Prefix |
| MI | 586 | 799 | UTICA | Prefix |
| MI | 586 | 894 | ROMEO | Prefix |
| MI | 586 | 928 | NEW HAVEN | Prefix |
| MI | 734 | 238 | WAYNE | Prefix |
| MI | 734 | 239 | ANN ARBOR | Prefix |
| MI | 734 | 299 | CARLETON | Prefix |
| MI | 734 | 322 | MONROE | Prefix |
| MI | 734 | 328 | BELLEVILLE | Prefix |
| MI | 734 | 337 | YPSILANTI | Prefix |
| MI | 734 | 348 | FLAT ROCK | Prefix |
| MI | 734 | 388 | DEXTER | Prefix |
| MI | 734 | 437 | LIVONIA | Prefix |
| MI | 734 | 443 | NEW BOSTON | Prefix |
| MI | 734 | 446 | PLYMOUTH | Prefix |
| MI | 734 | 526 | MILAN | Prefix |
| MI | 734 | 532 | ROMULUS | Prefix |
| MI | 734 | 610 | WILLIS | Prefix |
| MI | 734 | 642 | TRENTON | Prefix |
| MI | 734 | 719 | CHELSEA | Prefix |
| MI | 734 | 785 | WYANDOTTE | Prefix |
| MI | 734 | 786 | ANN ARBOR | Prefix |
| MI | 810 | 299 | BRIGHTON | Prefix |
| MI | 810 | 320 | PORT HURON | Prefix |
| MI | 810 | 433 | FENTON | Prefix |
| MI | 810 | 496 | FLINT | Prefix |
| MI | 810 | 584 | GRANDBLANC | Prefix |
| MI | 810 | 692 | BYRON | Prefix |
| MI | 810 | 696 | LEXINGTON | Prefix |
| MI | 810 | 740 | ST CLAIR | Prefix |
| MI | 810 | 746 | HARTLAND | Prefix |
| MI | 810 | 881 | PECK | Prefix |
| MI | 810 | 891 | SANDUSKY | Prefix |
| MI | 810 | 892 | MARINECITY | Prefix |
| MI | 810 | 895 | LAPEER | Prefix |
carrier lookup • operating company number • ocn lookup • who owns this number • npa nxx • rate center