NumberResearchRecent prefix assignments
79 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 |
|---|---|---|---|---|---|
| 619-813 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNDG SNDG | CA | |
| 619-850 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNDG SNDG | CA | |
| 619-861 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNDG SNDG | CA | |
| 619-917 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNDG SNDG | CA | |
| 619-920 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNDG SNDG | CA | |
| 619-944 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNDG SNDG | CA | |
| 619-948 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | CHULAVISTA | CA | |
| 619-957 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNDG SNDG | CA | |
| 619-962 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | NATIONALCY | CA | |
| 620-287 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GARDENCITY | KS | |
| 620-315 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GARDENCITY | KS | |
| 620-333 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PARSONS | KS | |
| 620-370 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LIBERAL | KS | |
| 620-391 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LIBERAL | KS | |
| 620-430 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DODGE CITY | KS | |
| 620-521 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GARDENCITY | KS | |
| 620-621 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LIBERAL | KS | |
| 620-797 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GREAT BEND | KS | |
| 623-363 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PHOENIX | AZ | |
| 623-606 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PHOENIX | AZ | |
| 626-252 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | COVINA | CA | |
| 626-253 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | AZUSA | CA | |
| 626-272 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | ARCADIA | CA | |
| 626-274 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | EL MONTE | CA | |
| 626-278 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | ALHAMBRA | CA | |
| 626-297 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | ALHAMBRA | CA | |
| 626-318 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PSDN PSDN | CA | |
| 626-319 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PSDN PSDN | CA | |
| 626-327 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | AZUSA | CA | |
| 626-353 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | ARCADIA | CA | |
| 626-374 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | EL MONTE | CA | |
| 626-375 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PSDN PSDN | CA | |
| 626-378 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | EL MONTE | CA | |
| 626-379 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PSDN PSDN | CA | |
| 626-390 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PSDN PSDN | CA | |
| 626-429 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PSDN PSDN | CA | |
| 626-437 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PSDN PSDN | CA | |
| 626-475 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | EL MONTE | CA | |
| 626-487 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PSDN PSDN | CA | |
| 626-497 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PSDN PSDN | CA | |
| 626-512 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | EL MONTE | CA | |
| 626-524 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PSDN PSDN | CA | |
| 626-589 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | EL MONTE | CA | |
| 626-616 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PSDN PSDN | CA | |
| 626-617 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | EL MONTE | CA | |
| 626-641 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | EL MONTE | CA | |
| 626-643 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | EL MONTE | CA | |
| 626-674 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | EL MONTE | CA | |
| 626-675 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | EL MONTE | CA | |
| 626-807 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PSDN PSDN | CA |
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.