NumberResearchRecent prefix assignments
77 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 2026-04
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
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 516-816 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NASSAUZN07 | NY | |
| 516-817 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NASSAUZN07 | NY | |
| 516-818 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | SELDEN | NY | |
| 516-819 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | SELDEN | NY | |
| 516-835 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NASSAUZN07 | NY | |
| 516-840 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NASSAUZN07 | NY | |
| 516-848 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | SELDEN | NY | |
| 516-857 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NASSAUZN07 | NY | |
| 516-885 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | SELDEN | NY | |
| 516-901 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | SELDEN | NY | |
| 516-946 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NASSAUZN05 | NY | |
| 516-971 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | SELDEN | NY | |
| 516-972 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NASSAUZN05 | NY | |
| 516-978 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NASSAUZN07 | NY | |
| 516-982 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | SELDEN | NY | |
| 516-994 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | SELDEN | NY | |
| 516-996 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NASSAUZN05 | NY | |
| 517-250 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | JACKSON | MI | |
| 517-252 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ADDISON | MI | |
| 517-270 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ADRIAN | MI | |
| 517-301 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | TECUMSEH | MI | |
| 517-304 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOWELL | MI | |
| 517-306 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HUDSON | MI | |
| 517-315 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | JACKSON | MI | |
| 517-317 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLDWATER | MI | |
| 517-398 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HILLSDALE | MI | |
| 517-401 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MORENCI | MI | |
| 517-418 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOMER | MI | |
| 517-442 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ADRIAN | MI | |
| 517-474 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | JACKSON | MI | |
| 517-480 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | STOCKBDG | MI | |
| 517-494 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ALBION | MI | |
| 517-617 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLDWATER | MI | |
| 517-919 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LAINGSBURG | MI | |
| 517-936 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | JACKSON | MI | |
| 517-974 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LANSING | MI | |
| 517-990 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | JACKSON | MI | |
| 518-224 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | GLOVERSVL | NY | |
| 518-231 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CENTRALBDG | NY | |
| 518-232 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | GLENSFALLS | NY | |
| 518-248 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | ALBANY | NY | |
| 518-256 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | ALBANY | NY | |
| 518-258 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | ALBANY | NY | |
| 518-260 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | GLENSFALLS | NY | |
| 518-269 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | ALBANY | NY | |
| 518-360 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | ALBANY | NY | |
| 518-366 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | ALBANY | NY | |
| 518-368 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | ALBANY | NY | |
| 518-421 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | ALBANY | NY | |
| 518-423 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | ALBANY | NY |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 2026-04 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.