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
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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2001-11-15 | 312-743 | ILLINOIS BELL TEL CO | 9329 | CHICGOZN01 | IL |
| 2001-11-15 | 407-427 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | ORLANDO | FL |
| 2001-11-15 | 412-452 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PTTSBGZON1 | PA |
| 2001-11-15 | 412-773 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PTTSBGZON1 | PA |
| 2001-11-15 | 413-849 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | CHARLEMONT | MA |
| 2001-11-15 | 440-296 | OHIO BELL TEL CO | 9321 | PAINESVL | OH |
| 2001-11-15 | 504-939 | VOICESTREAM GSM I, LLC | 150C | KENNER | LA |
| 2001-11-15 | 517-903 | ACD TELECOM, INC. - MI | 3535 | BATH | MI |
| 2001-11-15 | 517-907 | ACD TELECOM, INC. - MI | 3535 | CLARKLAKE | MI |
| 2001-11-15 | 517-909 | ACD TELECOM, INC. - MI | 3535 | DANSVILLE | MI |
| 2001-11-15 | 517-912 | ACD TELECOM, INC. - MI | 3535 | DIMONDALE | MI |
| 2001-11-15 | 517-922 | ACD TELECOM, INC. - MI | 3535 | EATON RPD | MI |
| 2001-11-15 | 517-923 | ACD TELECOM, INC. - MI | 3535 | FITCHBURG | MI |
| 2001-11-15 | 517-925 | ACD TELECOM, INC. - MI | 3535 | GRANDLEDGE | MI |
| 2001-11-15 | 517-926 | ACD TELECOM, INC. - MI | 3535 | GRASS LAKE | MI |
| 2001-11-15 | 517-929 | ACD TELECOM, INC. - MI | 3535 | HOMER | MI |
| 2001-11-15 | 517-941 | ACD TELECOM, INC. - MI | 3535 | LAINGSBURG | MI |
| 2001-11-15 | 517-942 | ACD TELECOM, INC. - MI | 3535 | LESLIE | MI |
| 2001-11-15 | 517-948 | ACD TELECOM, INC. - MI | 3535 | MULLIKEN | MI |
| 2001-11-15 | 517-953 | ACD TELECOM, INC. - MI | 3535 | MUNITH | MI |
| 2001-11-15 | 517-963 | ACD TELECOM, INC. - MI | 3535 | PARMA | MI |
| 2001-11-15 | 517-965 | ACD TELECOM, INC. - MI | 3535 | POTTERVL | MI |
| 2001-11-15 | 517-970 | ACD TELECOM, INC. - MI | 3535 | READING | MI |
| 2001-11-15 | 517-979 | ACD TELECOM, INC. - MI | 3535 | RIVES JCT | MI |
| 2001-11-15 | 517-981 | ACD TELECOM, INC. - MI | 3535 | VERMONTVL | MI |
| 2001-11-15 | 517-984 | ACD TELECOM, INC. - MI | 3535 | WEBBERVL | MI |
| 2001-11-15 | 517-996 | ACD TELECOM, INC. - MI | 3535 | WILLIAMSTN | MI |
| 2001-11-15 | 646-610 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY |
| 2001-11-15 | 708-932 | T-MOBILE USA, INC. | 6529 | HARVEY | IL |
| 2001-11-15 | 786-317 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL |
| 2001-11-15 | 786-318 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL |
| 2001-11-15 | 786-319 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL |
| 2001-11-15 | 786-336 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL |
| 2001-11-15 | 786-337 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL |
| 2001-11-15 | 808-398 | T-MOBILE USA, INC. | 6529 | HONOLULU | HI |
| 2001-11-15 | 901-791 | PAETEC ITEL, LLC | 829J | MEMPHIS | TN |
| 2001-11-15 | 956-693 | SOUTHWESTERN BELL | 9533 | LAREDO | TX |
| 2001-11-15 | 989-926 | AMERICAN MESSAGING SERVICES, LLC | 9748 | MIDLAND | MI |
| 2001-11-14 | 218-270 | AERIAL COMMUNICATIONS, INC. | 6701 | BRAINERD | MN |
| 2001-11-14 | 218-477 | VAL-ED JOINT VENTURE, LLP DBA 702 COMMUNICATIONS | 4352 | MOORHEAD | MN |
| 2001-11-14 | 267-224 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | DOYLESTOWN | PA |
| 2001-11-14 | 347-723 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NWYRCYZN05 | NY |
| 2001-11-14 | 405-664 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | OKLA CITY | OK |
| 2001-11-14 | 423-383 | SUNCOM DBA T-MOBILE USA | 8645 | BRISTOL | TN |
| 2001-11-14 | 423-384 | SUNCOM DBA T-MOBILE USA | 8645 | FALLBRANCH | TN |
| 2001-11-14 | 513-907 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | 6025 | HAMILTON | OH |
| 2001-11-14 | 516-286 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NASSAUZN05 | NY |
| 2001-11-14 | 617-224 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | BOSTON | MA |
| 2001-11-14 | 631-374 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | BRENTWOOD | NY |
| 2001-11-14 | 631-375 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | RIVERHEAD | NY |
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.