NumberResearchRecent prefix assignments
352 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
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| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 212-528 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-529 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-530 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-531 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-532 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-533 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-534 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-535 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-536 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-537 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | NWYRCYZN01 | NY | |
| 212-538 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-539 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-541 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-542 | PAETEC ITEL, LLC | 829J | NWYRCYZN01 | NY | |
| 212-543 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-544 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-545 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-546 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-547 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | NWYRCYZN01 | NY | |
| 212-548 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | NWYRCYZN01 | NY | |
| 212-549 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | NWYRCYZN01 | NY | |
| 212-550 | TELXMEDIA, INC. - NY | 744H | NWYRCYZN01 | NY | |
| 212-551 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-552 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-553 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-554 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-555 | MULTIPLE OCN LISTING | MULT | DIR ASST | NY | |
| 212-556 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-557 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-558 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-559 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-560 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-561 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-562 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-563 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-564 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-565 | LEVEL 3 TELECOM OF NEW YORK, LP - NY | 8473 | NWYRCYZN01 | NY | |
| 212-566 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-567 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-568 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-569 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-570 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-571 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-572 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-573 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-574 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-575 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-576 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-577 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-578 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY |
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.