NumberResearchRecent prefix assignments
33 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
Jul 2026
Jun 2026
May 2026
Apr 2026
Mar 2026
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Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 618-562 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ROBINSON | IL | |
| 618-570 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLLINSVL | IL | |
| 618-578 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLLINSVL | IL | |
| 618-604 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLLINSVL | IL | |
| 618-616 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLLINSVL | IL | |
| 618-623 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLLINSVL | IL | |
| 618-660 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLLINSVL | IL | |
| 618-691 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLLINSVL | IL | |
| 618-727 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HERRIN | IL | |
| 618-751 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MARION | IL | |
| 618-780 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CENTRALIA | IL | |
| 618-795 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLLINSVL | IL | |
| 618-799 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLLINSVL | IL | |
| 618-803 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLLINSVL | IL | |
| 618-806 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLLINSVL | IL | |
| 618-837 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | OLNEY | IL | |
| 618-838 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | OLNEY | IL | |
| 618-839 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | OLNEY | IL | |
| 618-843 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | OLNEY | IL | |
| 618-918 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CENTRALIA | IL | |
| 618-922 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MARION | IL | |
| 618-923 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | WFRANKFORT | IL | |
| 618-924 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MURPHYSBO | IL | |
| 618-925 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HERRIN | IL | |
| 618-926 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HARRISBURG | IL | |
| 618-927 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BENTON | IL | |
| 618-954 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLLINSVL | IL | |
| 618-971 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLLINSVL | IL | |
| 618-974 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | COLLINSVL | IL | |
| 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 | |
| 630-207 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HINSDALE | IL | |
| 630-209 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HINSDALE | IL | |
| 630-212 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | WHEELING | IL | |
| 630-215 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LA GRANGE | IL | |
| 630-217 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ROSELLE | IL | |
| 630-220 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ROSELLE | IL | |
| 630-234 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | W CHICAGO | IL | |
| 630-235 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LA GRANGE | IL | |
| 630-240 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LA GRANGE | IL | |
| 630-244 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | WHEELING | IL | |
| 630-247 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HINSDALE | IL | |
| 630-248 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | LA GRANGE | IL |
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.