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 |
|---|---|---|---|---|---|
| 212-225 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-226 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-227 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-228 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-229 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-230 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-231 | LEVEL 3 COMMUNICATIONS, LLC - NY | 4006 | NWYRCYZN01 | NY | |
| 212-232 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-233 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-234 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-235 | PAETEC ITEL, LLC | 829J | NWYRCYZN01 | NY | |
| 212-236 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-237 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-238 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-239 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-240 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-241 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | NWYRCYZN01 | NY | |
| 212-242 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-243 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-244 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-245 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-246 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-247 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-248 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-249 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-250 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-251 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-252 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-253 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-254 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-255 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-256 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-257 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-258 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-259 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-260 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-261 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-262 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-263 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-264 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-265 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-266 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-267 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-268 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-269 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-270 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-271 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | NWYRCYZN01 | NY | |
| 212-272 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-273 | VERIZON NEW YORK, INC. | 9104 | NWYRCYZN01 | NY | |
| 212-274 | 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.