NumberResearchRecent prefix assignments
369 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
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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2001-05-23 | 812-302 | LEVEL 3 COMMUNICATIONS, LLC - IN | 4803 | FLAT ROCK | IN |
| 2001-05-23 | 814-296 | BANDWIDTH.COM CLEC, LLC - PA | 002F | ALTOONA | PA |
| 2001-05-23 | 857-227 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SOMERVILLE | MA |
| 2001-05-23 | 903-266 | SOUTHWESTERN BELL | 9533 | TYLER | TX |
| 2001-05-23 | 903-377 | SOUTHWESTERN BELL | 9533 | TYLER | TX |
| 2001-05-23 | 904-525 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | JACKSONVL | FL |
| 2001-05-23 | 919-329 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | RALEIGH | NC |
| 2001-05-23 | 920-255 | WISCONSIN RSA #10 LIMITED PARTNERSHIP | 5564 | KEWAUNEE | WI |
| 2001-05-23 | 954-448 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | FTLAUDERDL | FL |
| 2001-05-23 | 954-600 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | FTLAUDERDL | FL |
| 2001-05-23 | 978-763 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | HUDSON | MA |
| 2001-05-23 | 980-429 | METROPCS, INC. | 5562 | LINCOLNTON | NC |
| 2001-05-22 | 240-442 | VERIZON MARYLAND, INC. | 9212 | OAKLAND | MD |
| 2001-05-22 | 240-699 | VERIZON MARYLAND, INC. | 9212 | BUCKEYSTN | MD |
| 2001-05-22 | 254-434 | BRIGHTSPEED OF EASTERN TEXAS, INC. | 2084 | STEPHENVL | TX |
| 2001-05-22 | 281-747 | BRIGHTSPEED OF TEXAS, INC. | 2114 | PORTER | TX |
| 2001-05-22 | 317-399 | LEVEL 3 TELECOM OF INDIANA, LP - IN | 7060 | WESTFIELD | IN |
| 2001-05-22 | 330-473 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | 6025 | MILLERSBG | OH |
| 2001-05-22 | 330-485 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH | 7836 | RITTMAN | OH |
| 2001-05-22 | 361-756 | SMARTCOM TELEPHONE, LLC | 4866 | ALICE | TX |
| 2001-05-22 | 407-729 | AERIAL COMMUNICATIONS, INC. | 6701 | KISSIMMEE | FL |
| 2001-05-22 | 432-413 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | TERMINAL | TX |
| 2001-05-22 | 440-271 | WINDSTREAM WESTERN RESERVE, INC. | 0666 | PARKMAN | OH |
| 2001-05-22 | 512-286 | SOUTHWESTERN BELL | 9533 | AUSTIN | TX |
| 2001-05-22 | 573-397 | BRIGHTSPEED OF MISSOURI, LLC | 9784 | COLUMBIA | MO |
| 2001-05-22 | 708-935 | T-MOBILE USA, INC. | 6529 | BLUEISLAND | IL |
| 2001-05-22 | 813-300 | AERIAL COMMUNICATIONS, INC. | 6701 | TAMPA | FL |
| 2001-05-22 | 815-715 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | JOLIET | IL |
| 2001-05-22 | 815-821 | UNITED STATES CELLULAR - IL | 6265 | FREEPORT | IL |
| 2001-05-22 | 815-909 | T-MOBILE USA, INC. | 6529 | DE KALB | IL |
| 2001-05-22 | 815-926 | LEVEL 3 COMMUNICATIONS, LLC - IL | 6115 | WILMINGTON | IL |
| 2001-05-22 | 816-754 | LEVEL 3 COMMUNICATIONS, LLC - MO | 4932 | E ATCHISON | MO |
| 2001-05-22 | 903-251 | BRIGHTSPEED OF EASTERN TEXAS, INC. | 2084 | MURCHISON | TX |
| 2001-05-22 | 903-253 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | TYLER | TX |
| 2001-05-22 | 903-373 | BRIGHTSPEED OF EASTERN TEXAS, INC. | 2084 | PALESTINE | TX |
| 2001-05-22 | 914-556 | TC SYSTEMS, INC. - NY | 7140 | BIRCHWOOD | NY |
| 2001-05-22 | 936-236 | BRIGHTSPEED OF EASTERN TEXAS, INC. | 2084 | PLANTERSVL | TX |
| 2001-05-22 | 937-303 | LEVEL 3 COMMUNICATIONS, LLC - OH | 4863 | MARYSVILLE | OH |
| 2001-05-22 | 937-404 | BRIGHTSPEED OF NORTHWEST OHIO, INC. | 0661 | BELLEFNTAN | OH |
| 2001-05-22 | 940-818 | BRIGHTSPEED OF EASTERN TEXAS, INC. | 2084 | JOPLIN | TX |
| 2001-05-22 | 952-212 | AERIAL COMMUNICATIONS, INC. | 6701 | TWINCITIES | MN |
| 2001-05-22 | 956-227 | STPCS JOINT VENTURE, LLC | 4290 | MCALLEN | TX |
| 2001-05-22 | 978-607 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | SALEM | MA |
| 2001-05-22 | 979-525 | AERIAL COMMUNICATIONS, INC. | 6701 | BRENHAM | TX |
| 2001-05-22 | 979-658 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | 4344 | WALLIS | TX |
| 2001-05-21 | 239-595 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | NAPLES | FL |
| 2001-05-21 | 240-423 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | WSHNGTNZN3 | MD |
| 2001-05-21 | 309-761 | LEVEL 3 COMMUNICATIONS, LLC - IL | 6115 | KEWANEE | IL |
| 2001-05-21 | 309-770 | FRONTIER NORTH, INC. - IL | 1015 | WYOMING | IL |
| 2001-05-21 | 309-819 | FRONTIER NORTH, INC. - IL | 1015 | SUNNYLAND | 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.