Recent prefix assignments
357 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/17/2026
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.
Most active assignees, last 30 days
8X8, INC.
37
ONVOY, LLC - CA
35
NEW CINGULAR WIRELESS PCS, LLC - IL
33
NEW CINGULAR WIRELESS PCS, LLC - DC
27
ONVOY, LLC - TX
18
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2001-01-18 | 270-304 | METROPCS, INC. | 5562 | ELIZABTHTN | KY |
| 2001-01-18 | 314-458 | T-MOBILE USA, INC. | 6529 | LADUE | MO |
| 2001-01-18 | 501-548 | SOUTHWESTERN BELL | 9533 | CONWAY | AR |
| 2001-01-18 | 520-247 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | TUCSON | AZ |
| 2001-01-18 | 602-317 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PHOENIX | AZ |
| 2001-01-18 | 602-327 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PHOENIX | AZ |
| 2001-01-18 | 623-203 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PHOENIX | AZ |
| 2001-01-18 | 636-675 | T-MOBILE USA, INC. | 6529 | CHESTERFLD | MO |
| 2001-01-18 | 660-676 | UNITED STATES CELLULAR - MO | 6275 | MOBERLY | MO |
| 2001-01-18 | 712-500 | LONG LINES METRO, INC. - IA | 828B | LE MARS | IA |
| 2001-01-18 | 713-492 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOUSTON | TX |
| 2001-01-18 | 720-272 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | DENVER | CO |
| 2001-01-18 | 720-273 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | DENVER | CO |
| 2001-01-18 | 732-693 | METROPCS, INC. | 5562 | EATONTOWN | NJ |
| 2001-01-18 | 732-707 | LEVEL 3 COMMUNICATIONS, LLC - NJ | 4804 | SOUTHAMBOY | NJ |
| 2001-01-18 | 757-659 | COMCAST IP PHONE, LLC | 318J | NWPTNWSZN4 | VA |
| 2001-01-18 | 763-440 | LEVEL 3 TELECOM OF MINNESOTA, LLC - MN | 5312 | TWINCITIES | MN |
| 2001-01-18 | 785-362 | GIANT COMMUNICATIONS, INC. - KS | 5237 | HOLTON | KS |
| 2001-01-18 | 803-487 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | ROCK HILL | SC |
| 2001-01-18 | 803-553 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | COLUMBIA | SC |
| 2001-01-18 | 817-681 | T-MOBILE USA, INC. | 6529 | ARLINGTON | TX |
| 2001-01-18 | 828-290 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | HENDERSNVL | NC |
| 2001-01-18 | 832-255 | ONVOY, LLC - TX | 903C | HOUSTON | TX |
| 2001-01-18 | 832-300 | ONVOY, LLC - TX | 903C | HSTNSUBURB | TX |
| 2001-01-18 | 832-320 | ONVOY, LLC - TX | 903C | HOUSTON | TX |
| 2001-01-18 | 832-333 | ONVOY, LLC - TX | 903C | HOUSTON | TX |
| 2001-01-18 | 832-399 | ONVOY, LLC - TX | 903C | HSTNSUBURB | TX |
| 2001-01-18 | 832-456 | ONVOY, LLC - TX | 903C | HSTNSUBURB | TX |
| 2001-01-18 | 832-752 | AERIAL COMMUNICATIONS, INC. | 6701 | HOUSTON | TX |
| 2001-01-18 | 843-822 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | CHARLESTON | SC |
| 2001-01-18 | 845-313 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | MIDDLETOWN | NY |
| 2001-01-18 | 856-607 | ONVOY SPECTRUM, LLC | 624H | COLLINGSWD | NJ |
| 2001-01-18 | 864-906 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | GREENVILLE | SC |
| 2001-01-18 | 903-517 | T-MOBILE USA, INC. | 6529 | PARIS | TX |
| 2001-01-18 | 908-591 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ | 6391 | CRANFORD | NJ |
| 2001-01-18 | 973-337 | AT&T - LOCAL | 7421 | BLOOMFIELD | NJ |
| 2001-01-18 | 973-795 | LEVEL 3 COMMUNICATIONS, LLC - NJ | 4804 | WHIPPANY | NJ |
| 2001-01-18 | 973-996 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SO ORANGE | NJ |
| 2001-01-17 | 262-617 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MILWAUKZN2 | WI |
| 2001-01-17 | 267-496 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | PHLDLPHZN1 | PA |
| 2001-01-17 | 314-573 | SOUTHWESTERN BELL | 9533 | ST LOUIS | MO |
| 2001-01-17 | 321-578 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | SANFORD | FL |
| 2001-01-17 | 336-671 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | WINSTN SAL | NC |
| 2001-01-17 | 440-229 | TELEPORT COMMUNICATIONS AMERICA, LLC - OH | 7532 | HILLCREST | OH |
| 2001-01-17 | 570-764 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | BLOOMSBURG | PA |
| 2001-01-17 | 571-232 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSNGTNZN08 | VA |
| 2001-01-17 | 608-921 | UNITED STATES CELLULAR - WI | 6274 | JANESVILLE | WI |
| 2001-01-17 | 614-432 | AERIAL COMMUNICATIONS, INC. | 6701 | COLUMBUS | OH |
| 2001-01-17 | 614-446 | AERIAL COMMUNICATIONS, INC. | 6701 | COLUMBUS | OH |
| 2001-01-17 | 732-256 | LEVEL 3 COMMUNICATIONS, LLC - NJ | 4804 | FARMINGDL | NJ |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/17/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.