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
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 |
|---|---|---|---|---|---|
| 973-386 | VERIZON NEW JERSEY, INC. | 9206 | WHIPPANY | NJ | |
| 973-387 | LEVEL 3 COMMUNICATIONS, LLC - NJ | 4804 | MORRISTOWN | NJ | |
| 973-389 | VERIZON NEW JERSEY, INC. | 9206 | PATERSON | NJ | |
| 973-390 | OMNIPOINT COMMUNICATIONS, INC. - NJ | 6623 | CALDWELL | NJ | |
| 973-391 | VERIZON NEW JERSEY, INC. | 9206 | NEWARK | NJ | |
| 973-392 | METROPCS, INC. | 5562 | NEWARK | NJ | |
| 973-394 | VERIZON NEW JERSEY, INC. | 9206 | BOONTON | NJ | |
| 973-395 | VERIZON NEW JERSEY, INC. | 9206 | ORANGE | NJ | |
| 973-396 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | CALDWELL | NJ | |
| 973-397 | VERIZON NEW JERSEY, INC. | 9206 | MORRISTOWN | NJ | |
| 973-398 | VERIZON NEW JERSEY, INC. | 9206 | HOPATCONG | NJ | |
| 973-399 | VERIZON NEW JERSEY, INC. | 9206 | NEWARK | NJ | |
| 973-400 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | ROCKAWAY | NJ | |
| 973-401 | VERIZON NEW JERSEY, INC. | 9206 | MORRISTOWN | NJ | |
| 973-402 | VERIZON NEW JERSEY, INC. | 9206 | BOONTON | NJ | |
| 973-403 | VERIZON NEW JERSEY, INC. | 9206 | CALDWELL | NJ | |
| 973-404 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | BOONTON | NJ | |
| 973-405 | PAETEC ITEL, LLC | 829J | PASSAIC | NJ | |
| 973-406 | AT&T - LOCAL | 7421 | MT VIEW | NJ | |
| 973-408 | VERIZON NEW JERSEY, INC. | 9206 | MADISON | NJ | |
| 973-409 | LEVEL 3 COMMUNICATIONS, LLC - NJ | 4804 | NEWFOUNDLD | NJ | |
| 973-410 | VERIZON NEW JERSEY, INC. | 9206 | MADISON | NJ | |
| 973-411 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | NJ | |
| 973-412 | VERIZON NEW JERSEY, INC. | 9206 | NEWARK | NJ | |
| 973-413 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ | 7134 | PATERSON | NJ | |
| 973-414 | VERIZON NEW JERSEY, INC. | 9206 | ORANGE | NJ | |
| 973-415 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | BLOOMFIELD | NJ | |
| 973-416 | VERIZON NEW JERSEY, INC. | 9206 | NEWARK | NJ | |
| 973-417 | OMNIPOINT COMMUNICATIONS, INC. - NJ | 6623 | CALDWELL | NJ | |
| 973-418 | OMNIPOINT COMMUNICATIONS, INC. - NJ | 6623 | NEWARK | NJ | |
| 973-420 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NEWARK | NJ | |
| 973-421 | VERIZON NEW JERSEY, INC. | 9206 | NEWARK | NJ | |
| 973-422 | VERIZON NEW JERSEY, INC. | 9206 | LIVINGSTON | NJ | |
| 973-423 | VERIZON NEW JERSEY, INC. | 9206 | HAWTHORNE | NJ | |
| 973-424 | VERIZON NEW JERSEY, INC. | 9206 | NEWARK | NJ | |
| 973-425 | VERIZON NEW JERSEY, INC. | 9206 | BERNARDSVL | NJ | |
| 973-426 | VERIZON NEW JERSEY, INC. | 9206 | NETCONG | NJ | |
| 973-427 | VERIZON NEW JERSEY, INC. | 9206 | HAWTHORNE | NJ | |
| 973-428 | VERIZON NEW JERSEY, INC. | 9206 | WHIPPANY | NJ | |
| 973-429 | VERIZON NEW JERSEY, INC. | 9206 | BLOOMFIELD | NJ | |
| 973-430 | VERIZON NEW JERSEY, INC. | 9206 | NEWARK | NJ | |
| 973-432 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NEWARK | NJ | |
| 973-433 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | VERONA | NJ | |
| 973-434 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | WHIPPANY | NJ | |
| 973-435 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | LITTLE FLS | NJ | |
| 973-436 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | LIVINGSTON | NJ | |
| 973-437 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | MADISON | NJ | |
| 973-438 | VERIZON NEW JERSEY, INC. | 9206 | NEWARK | NJ | |
| 973-439 | VERIZON NEW JERSEY, INC. | 9206 | CALDWELL | NJ | |
| 973-441 | OMNIPOINT COMMUNICATIONS, INC. - NJ | 6623 | 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.