NumberResearchRecent prefix assignments
366 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/18/2026
Which carriers received which NPA-NXX prefixes, and where. Assignments are initial assignments from NANPA records — because of number portability, the current serving carrier of individual numbers may differ. For finer-grained activity, see the thousands-block view above.
Most active assignees, last 30 days
New assignments by month
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| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 989-942 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | WESTBRANCH | MI | |
| 989-943 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MIDDLETON | MI | |
| 989-946 | PAETEC ITEL, LLC | 829J | STANDISH | MI | |
| 989-950 | MI | ||||
| 989-953 | WINN TELEPHONE COMPANY DBA WINN TELECOM - MI | 0127 | MTPLEASANT | MI | |
| 989-954 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MTPLEASANT | MI | |
| 989-958 | MI | ||||
| 989-959 | MI | ||||
| 989-967 | FRONTIER NORTH, INC. - MI | 0695 | REMUS | MI | |
| 989-968 | WINN TELEPHONE COMPANY DBA WINN TELECOM - MI | 0127 | ALMA | MI | |
| 989-971 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | SAGINAW | MI | |
| 989-975 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BAD AXE | MI | |
| 989-976 | MI | ||||
| 989-977 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | SEBEWAING | MI | |
| 989-979 | AMERICAN MESSAGING SERVICES, LLC | 9748 | ST JOHNS | MI | |
| 989-981 | FRONTIER NORTH, INC. - MI | 0695 | HUBBARDSTN | MI | |
| 989-983 | FRONTIER NORTH, INC. - MI | 0695 | VANDERBILT | MI | |
| 989-984 | MICHIGAN BELL TEL CO | 9323 | EAST TAWAS | MI |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/18/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.