NumberResearchRecent prefix assignments
27 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
Sep 2026
Aug 2026
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Dec 2025
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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 973-568 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NEWARK | NJ | |
| 973-570 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | FRANKLINBO | NJ | |
| 973-610 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | MORRISTOWN | NJ | |
| 973-615 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | MORRISTOWN | NJ | |
| 973-722 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | MORRISTOWN | NJ | |
| 973-723 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | MORRISTOWN | NJ | |
| 973-727 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | MORRISTOWN | NJ | |
| 973-752 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NEWARK | NJ | |
| 973-818 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NEWARK | NJ | |
| 973-906 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | MORRISTOWN | NJ | |
| 973-941 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NEWARK | NJ | |
| 973-953 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NEWARK | NJ | |
| 978-204 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | LAWRENCE | MA | |
| 978-239 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | PEABODY | MA | |
| 978-325 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | GLOUCESTER | MA | |
| 978-376 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | LAWRENCE | MA | |
| 978-395 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | PEABODY | MA | |
| 978-407 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | FITCHBURG | MA | |
| 978-430 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | BILLERICA | MA | |
| 978-435 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | BILLERICA | MA | |
| 978-493 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | MAYNARD | MA | |
| 978-494 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | ANDOVER | MA | |
| 978-549 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | LEOMINSTER | MA | |
| 978-729 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | BILLERICA | MA | |
| 978-821 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | BILLERICA | MA | |
| 978-973 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | LAWRENCE | MA |
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.