NumberResearchRecent prefix assignments
366 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
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2006-05-10 | 757-908 | MCC TELEPHONY OF THE MID-ATLANTIC, LLC - VA | 168G | NRFOLKZON6 | VA |
| 2006-05-09 | 229-368 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - GA | 7435 | FORTGAINES | GA |
| 2006-05-09 | 289-884 | Fido Solutions Inc. | 5643 | Unionville | — |
| 2006-05-09 | 330-991 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH | 7443 | DOYLESTOWN | OH |
| 2006-05-09 | 404-612 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | ATLANTA | GA |
| 2006-05-09 | 404-613 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | ATLANTA | GA |
| 2006-05-09 | 573-503 | LEVEL 3 COMMUNICATIONS, LLC - MO | 4932 | MIDDLETOWN | MO |
| 2006-05-09 | 573-662 | LEVEL 3 COMMUNICATIONS, LLC - MO | 4932 | IBERIA | MO |
| 2006-05-09 | 573-710 | LEVEL 3 COMMUNICATIONS, LLC - MO | 4932 | MARTINSBG | MO |
| 2006-05-09 | 573-844 | LEVEL 3 COMMUNICATIONS, LLC - MO | 4932 | CROCKER | MO |
| 2006-05-09 | 573-917 | LEVEL 3 COMMUNICATIONS, LLC - MO | 4932 | DIXON | MO |
| 2006-05-09 | 647-504 | Rogers Communications Canada Inc. (Wireless) | 8821 | Toronto | — |
| 2006-05-09 | 647-505 | Rogers Communications Canada Inc. (Wireless) | 8821 | Toronto | — |
| 2006-05-09 | 647-801 | Rogers Communications Canada Inc. (Wireless) | 8821 | Toronto | — |
| 2006-05-09 | 647-802 | Rogers Communications Canada Inc. (Wireless) | 8821 | Toronto | — |
| 2006-05-09 | 701-890 | AT&T - LOCAL | 7421 | VALLEYCITY | ND |
| 2006-05-09 | 780-247 | Rogers Communications Canada Inc. (Wireless) | 8821 | High Level | — |
| 2006-05-08 | 217-399 | MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL | 846F | KINCAID | IL |
| 2006-05-08 | 217-573 | MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL | 846F | RAYMOND | IL |
| 2006-05-08 | 217-914 | MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL | 846F | MORRISONVL | IL |
| 2006-05-08 | 251-300 | TELEPAK NETWORKS, INC. - AL | 947G | MOBILE | AL |
| 2006-05-08 | 334-676 | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | 9419 | MONTGOMERY | AL |
| 2006-05-08 | 361-687 | LEVEL 3 COMMUNICATIONS, LLC - TX | 6114 | C CHRISTI | TX |
| 2006-05-08 | 702-885 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | LAS VEGAS | NV |
| 2006-05-08 | 812-909 | TWC IP ENABLED SERVICES, LLC | 793K | EVANSVILLE | IN |
| 2006-05-08 | 915-603 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | EL PASO | TX |
| 2006-05-06 | 210-400 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | SANANTONIO | TX |
| 2006-05-06 | 210-778 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | SANANTONIO | TX |
| 2006-05-06 | 239-346 | CENTURYLINK OF FLORIDA, INC. (UNITED) | 0341 | FORT MYERS | FL |
| 2006-05-06 | 559-476 | UTILITY TELECOM GROUP, LLC - CA | 9262 | FRESNO | CA |
| 2006-05-06 | 865-724 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MARYVILLE | TN |
| 2006-05-05 | 678-490 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - GA | 7435 | ATLANTA SO | GA |
| 2006-05-05 | 701-441 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MINOT | ND |
| 2006-05-05 | 903-803 | ONVOY, LLC - TX | 903C | LONGVIEW | TX |
| 2006-05-05 | 985-288 | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | 9419 | SLIDELL | LA |
| 2006-05-04 | 225-788 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | DENHAM SPG | LA |
| 2006-05-04 | 267-886 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | PHLDLPHZN1 | PA |
| 2006-05-04 | 309-559 | MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL | 846F | OQUAWKA | IL |
| 2006-05-04 | 320-414 | CHARTER IP ENABLED SERVICES, LLC | 792K | LITTLE FLS | MN |
| 2006-05-04 | 719-298 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | ALAMOSA | CO |
| 2006-05-03 | 270-810 | MCC TELEPHONY OF THE SOUTH, LLC - KY | 781F | PEMBROKE | KY |
| 2006-05-03 | 309-855 | MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL | 846F | FAIRVIEW | IL |
| 2006-05-03 | 870-662 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR | 6805 | MARIANNA | AR |
| 2006-05-02 | 309-302 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL | 7196 | HAMPTON | IL |
| 2006-05-02 | 403-993 | TELUS Mobility | 8301 | Calgary | — |
| 2006-05-02 | 418-216 | Rogers Communications Canada Inc. (Wireless) | 8821 | Saint-Raymond | — |
| 2006-05-02 | 418-217 | Rogers Communications Canada Inc. (Wireless) | 8821 | Beauceville | — |
| 2006-05-02 | 480-276 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | 6572 | PHOENIX | AZ |
| 2006-05-02 | 514-616 | TELUS Mobility | 8303 | Montreal | — |
| 2006-05-02 | 630-414 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | W CHICAGO | 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.