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
Aug 2026
Jul 2026
Jun 2026
May 2026
Apr 2026
Mar 2026
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2001-05-01 | 269-823 | MICHIGAN BELL TEL CO | 9323 | KALAMAZOO | MI |
| 2001-05-01 | 339-337 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | COHASSET | MA |
| 2001-05-01 | 339-469 | COMCAST IP PHONE, LLC | 318J | ROCKLAND | MA |
| 2001-05-01 | 347-236 | METROPCS, INC. | 5562 | NWYRCYZN07 | NY |
| 2001-05-01 | 361-218 | STPCS JOINT VENTURE, LLC | 4290 | VICTORIA | TX |
| 2001-05-01 | 407-227 | AERIAL COMMUNICATIONS, INC. | 6701 | WINTERPARK | FL |
| 2001-05-01 | 478-808 | POWERTEL ATLANTA LICENSES, INC. | 7473 | MACON | GA |
| 2001-05-01 | 484-645 | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | 6626 | PHPHSBZN28 | PA |
| 2001-05-01 | 512-209 | AMERICAN MESSAGING SERVICES, LLC | 9748 | AUSTIN | TX |
| 2001-05-01 | 573-783 | SOUTHWESTERN BELL | 9533 | FREDERCKTN | MO |
| 2001-05-01 | 580-238 | UNITED STATES CELLULAR - OK | 6272 | MARIETTA | OK |
| 2001-05-01 | 580-247 | UNITED STATES CELLULAR - OK | 6272 | DAVIS | OK |
| 2001-05-01 | 580-257 | UNITED STATES CELLULAR - OK | 6272 | TISHOMINGO | OK |
| 2001-05-01 | 636-300 | SOUTHWESTERN BELL | 9533 | HARVESTER | MO |
| 2001-05-01 | 636-329 | SOUTHWESTERN BELL | 9533 | HARVESTER | MO |
| 2001-05-01 | 661-505 | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | SNCA NHCS | CA |
| 2001-05-01 | 661-998 | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | 7139 | PLDL PLDL | CA |
| 2001-05-01 | 727-504 | AERIAL COMMUNICATIONS, INC. | 6701 | CLEARWATER | FL |
| 2001-05-01 | 727-505 | AERIAL COMMUNICATIONS, INC. | 6701 | NWPTRICHEY | FL |
| 2001-05-01 | 734-720 | LEVEL 3 COMMUNICATIONS, LLC - MI | 6120 | WYANDOTTE | MI |
| 2001-05-01 | 734-818 | METROPCS, INC. | 5562 | TRENTON | MI |
| 2001-05-01 | 734-842 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | 6003 | NEW BOSTON | MI |
| 2001-05-01 | 812-363 | METROPCS, INC. | 5562 | BATESVILLE | IN |
| 2001-05-01 | 816-935 | AERIAL COMMUNICATIONS, INC. | 6701 | KANSASCITY | MO |
| 2001-05-01 | 830-613 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | MARBLE FLS | TX |
| 2001-05-01 | 832-215 | METROPCS, INC. | 5562 | HOUSTON | TX |
| 2001-05-01 | 847-964 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | 7136 | DEERFIELD | IL |
| 2001-05-01 | 860-328 | OMNIPOINT COMMUNICATIONS, INC. - CT | 6624 | GLASTONBY | CT |
| 2001-05-01 | 860-834 | OMNIPOINT COMMUNICATIONS, INC. - CT | 6624 | MIDDLETOWN | CT |
| 2001-05-01 | 860-849 | OMNIPOINT COMMUNICATIONS, INC. - CT | 6624 | ENFIELD | CT |
| 2001-05-01 | 860-910 | LEVEL 3 COMMUNICATIONS, LLC - CT | 4800 | NEW LONDON | CT |
| 2001-05-01 | 903-951 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | 4344 | SULPHURSPG | TX |
| 2001-05-01 | 910-445 | SUNCOM DBA T-MOBILE USA | 8645 | WHITEVILLE | NC |
| 2001-05-01 | 956-533 | STPCS JOINT VENTURE, LLC | 4290 | MCALLEN | TX |
| 2001-05-01 | 956-534 | STPCS JOINT VENTURE, LLC | 4290 | MCALLEN | TX |
| 2001-05-01 | 956-867 | STPCS JOINT VENTURE, LLC | 4290 | MCALLEN | TX |
| 2001-05-01 | 978-360 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | HAVERHILL | MA |
| 2001-05-01 | 978-580 | METROPCS, INC. | 5562 | CONCORD | MA |
| 2001-04-30 | 251-747 | ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC | 6916 | FOLEY | AL |
| 2001-04-30 | 334-655 | POWERTEL BIRMINGHAM LICENSES, INC. | 7475 | DOTHAN | AL |
| 2001-04-30 | 334-722 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL | 6804 | TROY | AL |
| 2001-04-30 | 334-733 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL | 6804 | OZARK | AL |
| 2001-04-30 | 334-758 | LEVEL 3 TELECOM OF ALABAMA, LLC - AL | 7327 | AUBURN | AL |
| 2001-04-30 | 352-585 | AERIAL COMMUNICATIONS, INC. | 6701 | BROOKSVL | FL |
| 2001-04-30 | 402-314 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE | 5807 | LINCOLN | NE |
| 2001-04-30 | 425-374 | LEVEL 3 COMMUNICATIONS, LLC - WA | 6121 | EVERETT | WA |
| 2001-04-30 | 513-849 | T-MOBILE USA, INC. | 6529 | MIDDLETOWN | OH |
| 2001-04-30 | 678-660 | BROADRIVER COMMUNICATION CORPORATION - GA | 0173 | COVINGTON | GA |
| 2001-04-30 | 678-870 | WOW! INTERNET, CABLE AND PHONE | 961J | ATLANTA SO | GA |
| 2001-04-30 | 678-889 | LEVEL 3 COMMUNICATIONS, LLC - GA | 6116 | BUFORD | GA |
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.