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
Jul 2026
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Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 408-823 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNJS WEST | CA | |
| 408-832 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNJS WEST | CA | |
| 408-838 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNJS WEST | CA | |
| 408-839 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNJS WEST | CA | |
| 408-858 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNJS WEST | CA | |
| 408-859 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNJS WEST | CA | |
| 408-887 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNJS NORTH | CA | |
| 408-888 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNJS WEST | CA | |
| 408-893 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNJS WEST | CA | |
| 408-896 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNJS WEST | CA | |
| 408-921 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNJS WEST | CA | |
| 408-930 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNJS WEST | CA | |
| 408-981 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SNJS WEST | CA | |
| 409-255 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GALVESTON | TX | |
| 409-313 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BRIDGECITY | TX | |
| 409-370 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GALVESTON | TX | |
| 409-392 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GALVESTON | TX | |
| 409-497 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GALVESTON | TX | |
| 409-504 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BEAUMONT | TX | |
| 409-519 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | NDLDPTNCHS | TX | |
| 409-525 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PINELAND | TX | |
| 409-526 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GALVESTON | TX | |
| 409-655 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | TXSCYMARQU | TX | |
| 409-692 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GALVESTON | TX | |
| 409-728 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | NDLDPTNCHS | TX | |
| 409-771 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GALVESTON | TX | |
| 409-789 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GALVESTON | TX | |
| 409-791 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BEAUMONT | TX | |
| 409-893 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BEAUMONT | TX | |
| 409-926 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BEAUMONT | TX | |
| 409-998 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BEAUMONT | TX | |
| 410-205 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | PIKESVILLE | MD | |
| 410-206 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CATONSVL | MD | |
| 410-227 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CATONSVL | MD | |
| 410-231 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | SOLOMONS | MD | |
| 410-236 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | TOWSON | MD | |
| 410-245 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CATONSVL | MD | |
| 410-253 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | EASTON | MD | |
| 410-292 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CATONSVL | MD | |
| 410-294 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CATONSVL | MD | |
| 410-302 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CATONSVL | MD | |
| 410-322 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | BEL AIR | MD | |
| 410-330 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CAMBRIDGE | MD | |
| 410-336 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | BALTIMORE | MD | |
| 410-340 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | BALTIMORE | MD | |
| 410-370 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CATONSVL | MD | |
| 410-422 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | SALISBURY | MD | |
| 410-428 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CATONSVL | MD | |
| 410-440 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CATONSVL | MD | |
| 410-441 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | ELKTON | MD |
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.