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
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| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 212-781 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-782 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-783 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-784 | RCN TELECOM SERVICES, INC. - NY | 7353 | NWYRCYZN01 | NY | |
| 212-785 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-786 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-787 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-788 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-789 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-790 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-791 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-792 | PAETEC ITEL, LLC | 829J | NWYRCYZN01 | NY | |
| 212-793 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-794 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-795 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-796 | TC SYSTEMS, INC. - NY | 7140 | NWYRCYZN01 | NY | |
| 212-797 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-798 | TC SYSTEMS, INC. - NY | 7140 | NWYRCYZN01 | NY | |
| 212-799 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-801 | TC SYSTEMS, INC. - NY | 7140 | NWYRCYZN01 | NY | |
| 212-802 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-803 | TC SYSTEMS, INC. - NY | 7140 | NWYRCYZN01 | NY | |
| 212-804 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-805 | TC SYSTEMS, INC. - NY | 7140 | NWYRCYZN01 | NY | |
| 212-806 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-807 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-808 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-809 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-810 | LEVEL 3 COMMUNICATIONS, LLC - NY | 4006 | NWYRCYZN01 | NY | |
| 212-811 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | NY | |
| 212-812 | LEVEL 3 COMMUNICATIONS, LLC - NY | 4006 | NWYRCYZN01 | NY | |
| 212-813 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-815 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-816 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-817 | TC SYSTEMS, INC. - NY | 7140 | NWYRCYZN01 | NY | |
| 212-818 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-819 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-820 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-821 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-822 | TC SYSTEMS, INC. - NY | 7140 | NWYRCYZN01 | NY | |
| 212-823 | TC SYSTEMS, INC. - NY | 7140 | NWYRCYZN01 | NY | |
| 212-824 | TC SYSTEMS, INC. - NY | 7140 | NWYRCYZN01 | NY | |
| 212-825 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-826 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-827 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-828 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-829 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-830 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-831 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-832 | 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.