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 |
|---|---|---|---|---|---|
| 2001-06-06 | 571-426 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | HERNDON | VA |
| 2001-06-06 | 630-788 | T-MOBILE USA, INC. | 6529 | AURORA | IL |
| 2001-06-06 | 630-890 | T-MOBILE USA, INC. | 6529 | WHEATON | IL |
| 2001-06-06 | 740-879 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH | 7443 | CHESHIRCTR | OH |
| 2001-06-06 | 832-260 | SOUTHWESTERN BELL | 9533 | HOUSTON | TX |
| 2001-06-06 | 859-247 | POWERTEL KENTUCKY LICENSES, INC. | 365C | HARRODSBG | KY |
| 2001-06-06 | 903-340 | BRIGHTSPEED OF EASTERN TEXAS, INC. | 2084 | MABANK | TX |
| 2001-06-06 | 980-581 | SUNCOM DBA T-MOBILE USA | 8645 | ALBEMARLE | NC |
| 2001-06-05 | 203-727 | OMNIPOINT COMMUNICATIONS, INC. - CT | 6624 | BRIDGEPORT | CT |
| 2001-06-05 | 262-323 | T-MOBILE USA, INC. | 6529 | NEWBURG | WI |
| 2001-06-05 | 319-669 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | FT MADISON | IA |
| 2001-06-05 | 319-670 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | KEOKUK | IA |
| 2001-06-05 | 319-671 | AUREON COMMUNICATIONS, LLC | 444G | BURLINGTON | IA |
| 2001-06-05 | 515-227 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | FORT DODGE | IA |
| 2001-06-05 | 563-607 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MUSCATINE | IA |
| 2001-06-05 | 563-663 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | DUBUQUE | IA |
| 2001-06-05 | 614-382 | LEVEL 3 TELECOM OF OHIO, LLC - OH | 7460 | CANALWHSTR | OH |
| 2001-06-05 | 614-776 | OHIO BELL TEL CO | 9321 | WESTERVL | OH |
| 2001-06-05 | 620-704 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PITTSBURG | KS |
| 2001-06-05 | 641-230 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PELLA | IA |
| 2001-06-05 | 715-461 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | 6508 | EAU CLAIRE | WI |
| 2001-06-05 | 740-263 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | 6025 | MT VERNON | OH |
| 2001-06-05 | 740-953 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CHESHIRCTR | OH |
| 2001-06-05 | 775-378 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | RENO | NV |
| 2001-06-05 | 785-269 | LEVEL 3 COMMUNICATIONS, LLC - KS | 2240 | COLBY | KS |
| 2001-06-05 | 903-221 | LEVEL 3 COMMUNICATIONS, LLC - TX | 6114 | PALESTINE | TX |
| 2001-06-05 | 903-386 | LEVEL 3 COMMUNICATIONS, LLC - TX | 6114 | ATHENS | TX |
| 2001-06-05 | 916-367 | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | RSVL MAIN | CA |
| 2001-06-05 | 916-458 | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | FOLSOM | CA |
| 2001-06-05 | 916-459 | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | FAIR OAKS | CA |
| 2001-06-05 | 920-342 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | 6508 | WATERTOWN | WI |
| 2001-06-05 | 920-344 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | 6508 | BEAVER DAM | WI |
| 2001-06-04 | 201-936 | OMNIPOINT COMMUNICATIONS, INC. - NJ | 6623 | JERSEYCITY | NJ |
| 2001-06-04 | 205-381 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | BIRMINGHAM | AL |
| 2001-06-04 | 205-382 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | BIRMINGHAM | AL |
| 2001-06-04 | 205-383 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | BIRMINGHAM | AL |
| 2001-06-04 | 317-492 | INDIANA BELL TEL CO INC | 9325 | INDIANAPLS | IN |
| 2001-06-04 | 401-772 | VERIZON NEW ENGLAND INC. | 9102 | WOONSOCKET | RI |
| 2001-06-04 | 413-303 | PAETEC ITEL, LLC | 829J | EASTHAMPTN | MA |
| 2001-06-04 | 516-322 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NASSAUZN05 | NY |
| 2001-06-04 | 570-263 | METROPCS, INC. | 5562 | LOCK HAVEN | PA |
| 2001-06-04 | 570-299 | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | 6626 | PITTSTON | PA |
| 2001-06-04 | 570-336 | METROPCS, INC. | 5562 | BLOOMSBURG | PA |
| 2001-06-04 | 570-412 | D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE | 6846 | MILTON | PA |
| 2001-06-04 | 586-855 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | MT CLEMENS | MI |
| 2001-06-04 | 631-835 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | BRENTWOOD | NY |
| 2001-06-04 | 701-314 | AERIAL COMMUNICATIONS, INC. | 6701 | GRANDFORKS | ND |
| 2001-06-04 | 717-363 | D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE | 6846 | LEWISTOWN | PA |
| 2001-06-04 | 765-231 | LEVEL 3 COMMUNICATIONS, LLC - IN | 4803 | COVINGTON | IN |
| 2001-06-04 | 812-542 | INDIANA BELL TEL CO INC | 9325 | NEW ALBANY | IN |
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.