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
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May 2026
Apr 2026
Mar 2026
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Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2001-01-10 | 914-432 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | OSSINING | NY |
| 2001-01-10 | 914-439 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | WSCHSTZN08 | NY |
| 2001-01-10 | 914-512 | VERIZON NEW YORK, INC. | 9104 | WSCHSTZN01 | NY |
| 2001-01-10 | 914-530 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | MT VERNON | NY |
| 2001-01-10 | 914-615 | VERIZON NEW YORK, INC. | 9104 | WSCHSTZN08 | NY |
| 2001-01-10 | 914-620 | TC SYSTEMS, INC. - NY | 7140 | WSCHSTZN02 | NY |
| 2001-01-10 | 914-623 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN01 | NY |
| 2001-01-10 | 914-627 | VERIZON NEW YORK, INC. | 9104 | WSCHSTZN06 | NY |
| 2001-01-10 | 914-708 | VERIZON NEW YORK, INC. | 9104 | WSCHSTZN09 | NY |
| 2001-01-10 | 914-733 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | MOUNTKISCO | NY |
| 2001-01-10 | 914-819 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN03 | NY |
| 2001-01-10 | 914-886 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN04 | NY |
| 2001-01-10 | 914-902 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | WSCHSTZN05 | NY |
| 2001-01-09 | 214-715 | METROPCS, INC. | 5562 | GRANDPRARI | TX |
| 2001-01-09 | 231-392 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | TRAVERSECY | MI |
| 2001-01-09 | 240-535 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSHNGTNZN3 | MD |
| 2001-01-09 | 318-280 | ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC | 6916 | WINNSBORO | LA |
| 2001-01-09 | 318-288 | METROPCS, INC. | 5562 | MINDEN | LA |
| 2001-01-09 | 318-289 | ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC | 6916 | WINNFIELD | LA |
| 2001-01-09 | 337-370 | METROPCS, INC. | 5562 | JENNINGS | LA |
| 2001-01-09 | 423-767 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | JOHNSON CY | TN |
| 2001-01-09 | 662-310 | CELLULAR SOUTH, INC. | 6581 | WINONA | MS |
| 2001-01-09 | 682-626 | LEVEL 3 COMMUNICATIONS, LLC - TX | 6114 | ATLAS | TX |
| 2001-01-09 | 703-200 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | WSNGTNZN17 | VA |
| 2001-01-09 | 715-456 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | EAU CLAIRE | WI |
| 2001-01-09 | 715-790 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | RICE LAKE | WI |
| 2001-01-09 | 757-679 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NRFOLKZON2 | VA |
| 2001-01-09 | 973-507 | CABLEVISION LIGHTPATH, INC. - NJ | 4948 | CHATHAM | NJ |
| 2001-01-09 | 973-531 | CABLEVISION LIGHTPATH, INC. - NJ | 4948 | MENDHAM | NJ |
| 2001-01-09 | 978-517 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | AMESBURY | MA |
| 2001-01-09 | 978-564 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | DANVERS | MA |
| 2001-01-09 | 978-610 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | CONCORD | MA |
| 2001-01-08 | 216-854 | T-MOBILE USA, INC. | 6529 | CLEVELAND | OH |
| 2001-01-08 | 270-493 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KY | 6500 | BENTON | KY |
| 2001-01-08 | 315-753 | PAETEC ITEL, LLC | 829J | BALDWINSVL | NY |
| 2001-01-08 | 347-217 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NWYRCYZN07 | NY |
| 2001-01-08 | 347-525 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NWYRCYZN07 | NY |
| 2001-01-08 | 347-612 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NWYRCYZN08 | NY |
| 2001-01-08 | 347-806 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NWYRCYZN08 | NY |
| 2001-01-08 | 403-828 | TELUS Mobility | 8301 | Calgary | — |
| 2001-01-08 | 434-548 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | DANVILLE | VA |
| 2001-01-08 | 512-586 | T-MOBILE USA, INC. | 6529 | AUSTIN | TX |
| 2001-01-08 | 520-208 | LEVEL 3 COMMUNICATIONS, LLC - AZ | 3285 | CASAGRANDE | AZ |
| 2001-01-08 | 732-822 | OMNIPOINT COMMUNICATIONS, INC. - NJ | 6623 | MONMTH JCT | NJ |
| 2001-01-08 | 786-623 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | MIAMI | FL |
| 2001-01-08 | 804-622 | PAETEC ITEL, LLC | 829J | RICHMOND | VA |
| 2001-01-08 | 804-986 | METROPCS, INC. | 5562 | RICHMOND | VA |
| 2001-01-08 | 819-461 | Fido Solutions Inc. | 5643 | Drummondville | — |
| 2001-01-08 | 832-448 | ONVOY, LLC - TX | 903C | HSTNSUBURB | TX |
| 2001-01-08 | 856-425 | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | 6626 | COLLINGSWD | NJ |
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.