NumberResearchRecent prefix assignments
33 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
Jul 2026
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Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 312-813 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CHICGOZN01 | IL | |
| 312-816 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HINSDALE | IL | |
| 312-841 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CHICGOZN01 | IL | |
| 312-844 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HINSDALE | IL | |
| 312-852 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CHICGOZN01 | IL | |
| 312-860 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CHICGOZN01 | IL | |
| 312-865 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | WHEELING | IL | |
| 312-925 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CHICGOZN01 | IL | |
| 312-952 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CHICGOZN01 | IL | |
| 312-953 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CHICGOZN01 | IL | |
| 312-961 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CHICGOZN01 | IL | |
| 312-972 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CHICGOZN01 | IL | |
| 312-990 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HINSDALE | IL | |
| 312-991 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | WHEELING | IL | |
| 313-204 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-212 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-244 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-303 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-310 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-318 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-320 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-330 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-354 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-401 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-404 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-405 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-408 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-409 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-412 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-421 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-452 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-460 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-505 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-506 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-510 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-515 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-520 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-539 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-605 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-608 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-610 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-613 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-617 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-627 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-655 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-657 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-676 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-680 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-681 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI | |
| 313-682 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DETROITZN5 | MI |
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.