NumberResearchRecent prefix assignments
371 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/19/2026
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
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May 2026
Apr 2026
Mar 2026
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2001-10-25 | 203-300 | OMNIPOINT COMMUNICATIONS, INC. - CT | 6624 | DANBURY | CT |
| 2001-10-25 | 203-500 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NEW HAVEN | CT |
| 2001-10-25 | 240-426 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | WSHNGTNZN2 | MD |
| 2001-10-25 | 401-250 | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | 7351 | W WARWICK | RI |
| 2001-10-25 | 404-587 | METROPCS, INC. | 5562 | ATLANTA | GA |
| 2001-10-25 | 407-278 | PAETEC ITEL, LLC | 829J | OVIEDO | FL |
| 2001-10-25 | 418-637 | Bell Mobility | 6574 | St-Felicien | — |
| 2001-10-25 | 419-606 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | 6025 | ASHLAND | OH |
| 2001-10-25 | 570-295 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | 6392 | LOCK HAVEN | PA |
| 2001-10-25 | 832-667 | TELEPORT COMMUNICATIONS AMERICA, LLC - TX | 7138 | HOUSTON | TX |
| 2001-10-25 | 860-760 | PAETEC ITEL, LLC | 829J | HARTFORD | CT |
| 2001-10-25 | 860-805 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | HARTFORD | CT |
| 2001-10-25 | 865-365 | PAETEC ITEL, LLC | 829J | SEVIERVL | TN |
| 2001-10-25 | 940-923 | T-MOBILE USA, INC. | 6529 | WICHITAFLS | TX |
| 2001-10-24 | 623-329 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PHOENIX | AZ |
| 2001-10-24 | 623-418 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PHOENIX | AZ |
| 2001-10-24 | 678-698 | METROPCS, INC. | 5562 | ATLANTA SO | GA |
| 2001-10-24 | 815-609 | ILLINOIS BELL TEL CO | 9329 | PLAINFIELD | IL |
| 2001-10-24 | 856-266 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | MOORESTOWN | NJ |
| 2001-10-24 | 902-252 | Bragg Communications Inc. | 4878 | Sackville | — |
| 2001-10-24 | 902-265 | Bragg Communications Inc. | 4878 | Shelburne | — |
| 2001-10-24 | 902-341 | Bragg Communications Inc. | 4878 | Aylesford | — |
| 2001-10-24 | 902-378 | Bragg Communications Inc. | 4878 | Digby | — |
| 2001-10-24 | 902-472 | Bragg Communications Inc. | 4878 | Windsor | — |
| 2001-10-24 | 902-724 | Bragg Communications Inc. | 4878 | Summerside | — |
| 2001-10-24 | 902-763 | Bragg Communications Inc. | 4878 | Springhill | — |
| 2001-10-23 | 214-685 | METROPCS, INC. | 5562 | GRANDPRARI | TX |
| 2001-10-23 | 225-810 | VOICESTREAM GSM I, LLC | 150C | BATONROUGE | LA |
| 2001-10-23 | 253-470 | PAETEC ITEL, LLC | 829J | SUMNER | WA |
| 2001-10-23 | 321-322 | PAETEC ITEL, LLC | 829J | APOPKA | FL |
| 2001-10-23 | 325-998 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BROWNWOOD | TX |
| 2001-10-23 | 435-562 | LEVEL 3 COMMUNICATIONS, LLC - UT | 3231 | SALINA | UT |
| 2001-10-23 | 435-571 | LEVEL 3 COMMUNICATIONS, LLC - UT | 3231 | PARK CITY | UT |
| 2001-10-23 | 435-625 | LEVEL 3 COMMUNICATIONS, LLC - UT | 3231 | BEAVER | UT |
| 2001-10-23 | 435-710 | LEVEL 3 COMMUNICATIONS, LLC - UT | 3231 | PAROWAN | UT |
| 2001-10-23 | 435-728 | LEVEL 3 COMMUNICATIONS, LLC - UT | 3231 | TOOELE | UT |
| 2001-10-23 | 435-767 | LEVEL 3 COMMUNICATIONS, LLC - UT | 3231 | ST GEORGE | UT |
| 2001-10-23 | 435-856 | LEVEL 3 COMMUNICATIONS, LLC - UT | 3231 | NEPHI | UT |
| 2001-10-23 | 479-799 | T-MOBILE USA, INC. | 6529 | FAYETTEVL | AR |
| 2001-10-23 | 479-926 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | FORT SMITH | AR |
| 2001-10-23 | 515-259 | BANDWIDTH.COM CLEC, LLC - IA | 985E | DES MOINES | IA |
| 2001-10-23 | 519-964 | Zayo Canada Inc. | 8304 | London | — |
| 2001-10-23 | 541-292 | T-MOBILE USA, INC. | 6529 | MEDFORD | OR |
| 2001-10-23 | 541-295 | T-MOBILE USA, INC. | 6529 | GRANTSPASS | OR |
| 2001-10-23 | 573-677 | FIDELITY CABLEVISION, LLC | 3356 | CUBA | MO |
| 2001-10-23 | 573-679 | FIDELITY CABLEVISION, LLC | 3356 | BOURBON | MO |
| 2001-10-23 | 573-899 | FIDELITY CABLEVISION, LLC | 3356 | ST JAMES | MO |
| 2001-10-23 | 647-892 | Fido Solutions Inc. | 5643 | Toronto | — |
| 2001-10-23 | 647-893 | Fido Solutions Inc. | 5643 | Toronto | — |
| 2001-10-23 | 682-438 | T-MOBILE USA, INC. | 6529 | ARLINGTON | TX |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.