All assignees
799 prefixes in 248 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 248-701 | PONTIAC | 6534 | — | — |
| 248-702 | W BLOOMFLD | 7279 | — | Yes |
| 248-703 | TROY | 2964 | — | Yes |
| 248-704 | NORTHVILLE | 6003 | 2014-10-09 | Yes |
| 248-705 | PONTIAC | 6534 | — | — |
| 248-706 | PONTIAC | 9323 | — | Yes |
| 248-707 | CLARKSTON | 2964 | 2005-07-14 | Yes |
| 248-708 | HOLLY | 817J | — | — |
| 248-709 | TROY | 6003 | — | — |
| 248-710 | ROCHESTER | 9714 | 2015-02-25 | Yes |
| 248-711 | XXXXXXXXXX | MULT | — | — |
| 248-712 | BIRMINGHAM | 7279 | — | Yes |
| 248-713 | ORTONVILLE | 770E | — | Yes |
| 248-714 | MILFDWH LK | 7279 | 2005-09-22 | Yes |
| 248-715 | FARMINGTON | 817J | — | — |
| 248-716 | COMMERCE | 991E | 2010-02-16 | Yes |
| 248-717 | MILFDWH LK | 991E | 2014-05-09 | Yes |
| 248-718 | ORTONVILLE | 6003 | 2013-02-01 | Yes |
| 248-719 | NORTHVILLE | 6534 | — | Yes |
| 248-720 | TROY | 829J | — | Yes |
| 248-721 | ROYAL OAK | 6120 | — | Yes |
| 248-722 | W BLOOMFLD | 2964 | — | — |
| 248-723 | BIRMINGHAM | 9323 | — | — |
| 248-724 | PONTIAC | 2550 | 2001-10-01 | Yes |
| 248-725 | PONTIAC | 9748 | — | — |
| 248-726 | ROCHESTER | 6120 | — | Yes |
| 248-727 | SOUTHFIELD | 7279 | — | Yes |
| 248-728 | SOUTHFIELD | 7279 | — | Yes |
| 248-729 | TROY | 7279 | — | Yes |
| 248-730 | W BLOOMFLD | 2964 | — | — |
| 248-731 | BIRMINGHAM | 6120 | 2002-05-08 | Yes |
| 248-732 | PONTIAC | 770E | — | Yes |
| 248-733 | ROYAL OAK | 9323 | — | Yes |
| 248-734 | BIRMINGHAM | 6534 | 2023-09-25 | Yes |
| 248-735 | NORTHVILLE | 9323 | — | — |
| 248-736 | PONTIAC | 6534 | — | — |
| 248-737 | W BLOOMFLD | 9323 | — | — |
| 248-738 | PONTIAC | 9323 | — | — |
| 248-739 | W BLOOMFLD | 2964 | 2001-10-01 | Yes |
| 248-740 | TROY | 9323 | — | — |
| 248-741 | FARMINGTON | 817J | — | — |
| 248-742 | DRAYTON PL | 6120 | — | Yes |
| 248-743 | TROY | 9323 | — | Yes |
| 248-744 | ROYAL OAK | 7279 | — | Yes |
| 248-745 | PONTIAC | 9323 | — | — |
| 248-746 | SOUTHFIELD | 9323 | — | — |
| 248-747 | W BLOOMFLD | 5562 | — | Yes |
| 248-748 | MILFDWH LK | 7279 | — | Yes |
| 248-749 | PONTIAC | 6534 | 2023-10-12 | Yes |
| 248-750 | SOUTHFIELD | 7279 | — | Yes |
| 248-751 | PONTIAC | 817J | — | — |
| 248-752 | SOUTHFIELD | 6003 | 2001-01-25 | — |
| 248-753 | PONTIAC | 9323 | — | — |
| 248-754 | PONTIAC | 9323 | — | — |
| 248-755 | FARMINGTON | 5562 | — | Yes |
| 248-756 | NORTHVILLE | 6003 | 2001-08-27 | — |
| 248-757 | W BLOOMFLD | 318J | — | Yes |
| 248-758 | PONTIAC | 9323 | 2001-05-24 | Yes |
| 248-759 | ROCHESTER | 2964 | 2009-11-05 | Yes |
| 248-760 | PONTIAC | 6534 | — | — |
| 248-761 | ROYAL OAK | 6534 | — | — |
| 248-762 | PONTIAC | 6003 | — | — |
| 248-763 | SOUTHFIELD | 6003 | — | — |
| 248-764 | TROY | 7279 | — | Yes |
| 248-765 | TROY | 6003 | — | — |
| 248-766 | PONTIAC | 6534 | — | — |
| 248-767 | NORTHVILLE | 5562 | — | Yes |
| 248-768 | W BLOOMFLD | 2964 | 2015-05-13 | Yes |
| 248-769 | MILFDWH LK | 817J | — | — |
| 248-770 | PONTIAC | 6003 | — | — |
| 248-771 | PONTIAC | 991E | — | — |
| 248-772 | FARMINGTON | 6534 | — | Yes |
| 248-773 | NORTHVILLE | 829J | 2005-05-31 | Yes |
| 248-774 | SOUTHFIELD | 046L | — | — |
| 248-775 | MILFDWH LK | 770E | 2015-03-18 | Yes |
| 248-776 | ROYAL OAK | 2550 | — | — |
| 248-777 | DETROITZN5 | 9323 | — | Yes |
| 248-778 | CLARKSTON | 6120 | — | Yes |
| 248-779 | COMMERCE | 6120 | — | Yes |
| 248-780 | HOLLY | 543C | — | Yes |
| 248-781 | TROY | 508J | 2015-06-17 | Yes |
| 248-782 | SOUTH LYON | 6120 | — | Yes |
| 248-783 | LAKE ORION | 6120 | — | Yes |
| 248-784 | SOUTHFIELD | 7279 | — | Yes |
| 248-785 | W BLOOMFLD | 7279 | — | Yes |
| 248-786 | TROY | 7279 | — | Yes |
| 248-787 | WALLEDLAKE | 2964 | — | Yes |
| 248-788 | W BLOOMFLD | 9323 | — | Yes |
| 248-789 | SOUTHFIELD | 5562 | — | Yes |
| 248-790 | W BLOOMFLD | 2964 | — | — |
| 248-791 | PONTIAC | 6003 | 2014-11-10 | Yes |
| 248-792 | BIRMINGHAM | 318J | — | Yes |
| 248-793 | ORTONVILLE | 2550 | 2005-07-06 | Yes |
| 248-794 | SOUTHFIELD | 543C | 2004-07-09 | Yes |
| 248-795 | CLARKSTON | 2964 | 2010-04-02 | Yes |
| 248-796 | SOUTHFIELD | 6120 | — | Yes |
| 248-797 | ROYAL OAK | 6534 | — | — |
| 248-798 | SOUTHFIELD | 6003 | — | — |
| 248-799 | SOUTHFIELD | 9323 | — | Yes |
| 248-800 | OXFORD | 543C | 2015-04-01 | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.