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
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Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2001-01-04 | 601-392 | METROPCS, INC. | 5562 | NATCHEZ | MS |
| 2001-01-04 | 601-398 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | JACKSON | MS |
| 2001-01-04 | 618-741 | T-MOBILE USA, INC. | 6529 | COLLINSVL | IL |
| 2001-01-04 | 724-227 | TELEPORT COMMUNICATIONS AMERICA, LLC - PA | 7315 | IMPERIAL | PA |
| 2001-01-04 | 727-748 | LEVEL 3 COMMUNICATIONS, LLC - FL | 4802 | CLEARWATER | FL |
| 2001-01-04 | 786-879 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MIAMI | FL |
| 2001-01-04 | 832-818 | AERIAL COMMUNICATIONS, INC. | 6701 | HSTNSUBURB | TX |
| 2001-01-04 | 850-284 | POWERTEL JACKSONVILLE LICENSES, INC. | 7472 | TALLAHASSE | FL |
| 2001-01-04 | 856-221 | MONMOUTH TELEPHONE AND TELEGRAPH, INC. - NJ | 3639 | BRIDGETON | NJ |
| 2001-01-04 | 904-592 | PAETEC ITEL, LLC | 829J | ORANGEPARK | FL |
| 2001-01-04 | 904-838 | METROPCS, INC. | 5562 | JACKSONVL | FL |
| 2001-01-04 | 904-853 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | JACKSOLBCH | FL |
| 2001-01-04 | 910-351 | TWC IP ENABLED SERVICES, LLC | 793K | BLNGSPGLKS | NC |
| 2001-01-03 | 203-487 | LEVEL 3 COMMUNICATIONS, LLC - CT | 4800 | STAMFORD | CT |
| 2001-01-03 | 203-660 | ONVOY, LLC - CT | 639C | BYRAM | CT |
| 2001-01-03 | 204-340 | MTS Inc. | 991B | Lac du Bonnet | — |
| 2001-01-03 | 204-750 | MTS Inc. | 991B | Carman | — |
| 2001-01-03 | 214-562 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX |
| 2001-01-03 | 214-618 | GRANDE COMMUNICATIONS NETWORKS, INC. - TX | 7670 | FRISCO | TX |
| 2001-01-03 | 251-550 | CELLULAR SOUTH, INC. | 6581 | FOLEY | AL |
| 2001-01-03 | 251-599 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MOBILE | AL |
| 2001-01-03 | 251-656 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MOBILE | AL |
| 2001-01-03 | 325-518 | METROPCS, INC. | 5562 | ABILENE | TX |
| 2001-01-03 | 334-590 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MONTGOMERY | AL |
| 2001-01-03 | 347-204 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NWYRCYZN06 | NY |
| 2001-01-03 | 405-317 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | OKLA CITY | OK |
| 2001-01-03 | 478-936 | GEORGIA WINDSTREAM, INC. | 4425 | GRAY | GA |
| 2001-01-03 | 516-643 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NASSAUZN05 | NY |
| 2001-01-03 | 562-826 | LEVEL 3 TELECOM OF CALIFORNIA, LP - CA | 7718 | ALAMITOS | CA |
| 2001-01-03 | 601-382 | CELLULAR SOUTH, INC. | 6581 | MAGEE | MS |
| 2001-01-03 | 630-776 | T-MOBILE USA, INC. | 6529 | ELMHURST | IL |
| 2001-01-03 | 719-288 | QWEST CORPORATION | 9636 | PUEBLO | CO |
| 2001-01-03 | 719-553 | QWEST CORPORATION | 9636 | PUEBLO | CO |
| 2001-01-03 | 781-704 | METROPCS, INC. | 5562 | WOBURN | MA |
| 2001-01-03 | 832-212 | AERIAL COMMUNICATIONS, INC. | 6701 | HOUSTON | TX |
| 2001-01-03 | 832-512 | AERIAL COMMUNICATIONS, INC. | 6701 | HOUSTON | TX |
| 2001-01-03 | 832-573 | AERIAL COMMUNICATIONS, INC. | 6701 | HOUSTON | TX |
| 2001-01-02 | 305-574 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - FL | 8664 | PERRINE | FL |
| 2001-01-02 | 602-771 | QWEST CORPORATION | 9636 | PHOENIX | AZ |
| 2001-01-02 | 678-562 | LEVEL 3 COMMUNICATIONS, LLC - GA | 6116 | CONYERS | GA |
| 2001-01-02 | 678-656 | POWERTEL ATLANTA LICENSES, INC. | 7473 | ATLANTA NE | GA |
| 2001-01-02 | 678-833 | LEVEL 3 COMMUNICATIONS, LLC - GA | 6116 | ATLANTA SO | GA |
| 2001-01-02 | 678-946 | BROADRIVER COMMUNICATION CORPORATION - GA | 0173 | ATLANTA NW | GA |
| 2001-01-02 | 678-948 | BROADRIVER COMMUNICATION CORPORATION - GA | 0173 | ATLANTA NE | GA |
| 2001-01-02 | 843-581 | HORRY TEL. COOP., INC. | 0528 | COLLINSCK | SC |
| 2001-01-02 | 850-642 | CELLULAR SOUTH, INC. | 6581 | FTWALTNBCH | FL |
| 2000-12-21 | 450-820 | TELUS Mobility | 8303 | St-Jerome | — |
| 2000-12-20 | 306-262 | Rogers Communications Canada Inc. (Wireless) | 8821 | Saskatoon | — |
| 2000-12-18 | 705-796 | Rogers Communications Canada Inc. (Wireless) | 8821 | Barrie | — |
| 2000-12-15 | 204-266 | MTS Inc. | 991B | Beausejour | — |
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.