NumberResearchRecent prefix assignments
380 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 2026-04
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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Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 972-958 | MULTIPLE OCN LISTING | MULT | MCKINNEY | TX | |
| 972-959 | TX | ||||
| 972-960 | SOUTHWESTERN BELL | 9533 | DALLAS | TX | |
| 972-961 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | ROCKWALL | TX | |
| 972-962 | BRIGHTSPEED OF EASTERN TEXAS, INC. | 2084 | KAUFMAN | TX | |
| 972-963 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | FRISCO | TX | |
| 972-964 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | 4344 | PLANO | TX | |
| 972-965 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GRANDPRARI | TX | |
| 972-966 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | 4344 | LEWISVILLE | TX | |
| 972-967 | TELETOUCH COMMUNICATIONS, INC. | 6591 | GRANDPRARI | TX | |
| 972-968 | SOUTHWESTERN BELL | 9533 | DALLAS | TX | |
| 972-969 | SOUTHWESTERN BELL | 9533 | DALLAS | TX | |
| 972-975 | SOUTHWESTERN BELL | 9533 | GRANDPRARI | TX | |
| 972-976 | TX | ||||
| 972-977 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GRANDPRARI | TX | |
| 972-978 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GRANDPRARI | TX | |
| 972-979 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GRANDPRARI | TX | |
| 972-980 | SOUTHWESTERN BELL | 9533 | DALLAS | TX | |
| 972-981 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | 4344 | PLANO | TX | |
| 972-982 | SOUTHWESTERN BELL | 9533 | DALLAS | TX | |
| 972-983 | SOUTHWESTERN BELL TELEPHONE COMPANY - TX | 7726 | IRVING | TX | |
| 972-984 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | MCKINNEY | TX | |
| 972-985 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | 4344 | PLANO | TX | |
| 972-986 | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | 4344 | IRVING | TX | |
| 972-987 | TELEPORT COMMUNICATIONS AMERICA, LLC - TX | 7148 | FRISCO | TX | |
| 972-988 | SOUTHWESTERN BELL | 9533 | GRANDPRARI | TX | |
| 972-989 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GRANDPRARI | TX | |
| 972-991 | SOUTHWESTERN BELL | 9533 | DALLAS | TX | |
| 972-992 | LEVEL 3 COMMUNICATIONS, LLC - TX | 6114 | GRANDPRARI | TX | |
| 972-993 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | DALLAS | TX | |
| 972-994 | SOUTHWESTERN BELL | 9533 | DALLAS | TX | |
| 972-995 | SOUTHWESTERN BELL | 9533 | DALLAS | TX | |
| 972-996 | SOUTHWESTERN BELL | 9533 | DALLAS | TX | |
| 972-997 | SOUTHWESTERN BELL | 9533 | DALLAS | TX | |
| 972-998 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | GRANDPRARI | TX | |
| 972-999 | LEVEL 3 COMMUNICATIONS, LLC - TX | 6114 | IRVING | TX | |
| 973-200 | LEVEL 3 COMMUNICATIONS, LLC - NJ | 4804 | LITTLE FLS | NJ | |
| 973-202 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ | 6391 | NEWARK | NJ | |
| 973-203 | VERIZON NEW JERSEY, INC. | 9206 | MORRISTOWN | NJ | |
| 973-204 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NEWARK | NJ | |
| 973-205 | SPOK, INC. | 6630 | NEWARK | NJ | |
| 973-206 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | MORRISTOWN | NJ | |
| 973-207 | OMNIPOINT COMMUNICATIONS, INC. - NJ | 6623 | MORRISTOWN | NJ | |
| 973-208 | VERIZON NEW JERSEY, INC. | 9206 | NEWFOUNDLD | NJ | |
| 973-209 | BRIGHTSPEED OF NEW JERSEY, INC. | 0138 | FRANKLINBO | NJ | |
| 973-210 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | MADISON | NJ | |
| 973-211 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | NJ | |
| 973-212 | ADVANTAGE COMMUNICATIONS, INC. | 6801 | NEWARK | NJ | |
| 973-214 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ | 6391 | MORRISTOWN | NJ | |
| 973-216 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | MORRISTOWN | NJ |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 2026-04 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.