NumberResearchRecent prefix assignments
369 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 |
|---|---|---|---|---|---|
| 315-253 | VERIZON NEW YORK, INC. | 9104 | AUBURN | NY | |
| 315-255 | VERIZON NEW YORK, INC. | 9104 | AUBURN | NY | |
| 315-256 | PAETEC ITEL, LLC | 829J | FAYETTEVL | NY | |
| 315-257 | PAETEC ITEL, LLC | 829J | SENECA FLS | NY | |
| 315-258 | VERIZON NEW YORK, INC. | 9104 | AUBURN | NY | |
| 315-259 | TWC IP ENABLED SERVICES, LLC | 793K | CLAYVILLE | NY | |
| 315-261 | TC SYSTEMS, INC. - NY | 7140 | POTSDAM | NY | |
| 315-262 | VERIZON NEW YORK, INC. | 9104 | POTSDAM | NY | |
| 315-263 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | SYRACUSE | NY | |
| 315-264 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | SYLVAN BCH | NY | |
| 315-265 | VERIZON NEW YORK, INC. | 9104 | POTSDAM | NY | |
| 315-266 | VERIZON NEW YORK, INC. | 9104 | UTICA | NY | |
| 315-267 | VERIZON NEW YORK, INC. | 9104 | POTSDAM | NY | |
| 315-268 | VERIZON NEW YORK, INC. | 9104 | POTSDAM | NY | |
| 315-269 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | UTICA | NY | |
| 315-270 | BANDWIDTH.COM CLEC, LLC - NY | 997E | PENN YAN | NY | |
| 315-271 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | ROME | NY | |
| 315-272 | LEVEL 3 COMMUNICATIONS, LLC - NY | 4006 | UTICA | NY | |
| 315-276 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | MADRID | NY | |
| 315-278 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | SYRACUSE | NY | |
| 315-279 | PAETEC ITEL, LLC | 829J | PENN YAN | NY | |
| 315-280 | PAETEC ITEL, LLC | 829J | ONEIDA | NY | |
| 315-281 | PAETEC ITEL, LLC | 829J | ROME | NY | |
| 315-282 | PAETEC ITEL, LLC | 829J | AUBURN | NY | |
| 315-283 | LEVEL 3 COMMUNICATIONS, LLC - NY | 4006 | AUBURN | NY | |
| 315-284 | TWC IP ENABLED SERVICES, LLC | 793K | ADAMS CTR | NY | |
| 315-285 | PAETEC ITEL, LLC | 829J | CLAYTON | NY | |
| 315-286 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WATERTOWN | NY | |
| 315-287 | VERIZON NEW YORK, INC. | 9104 | GOUVERNEUR | NY | |
| 315-288 | BANDWIDTH.COM CLEC, LLC - NY | 997E | CICERO | NY | |
| 315-289 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | SYRACUSE | NY | |
| 315-290 | LEVEL 3 COMMUNICATIONS, LLC - NY | 4006 | LYONS | NY | |
| 315-291 | VERIZON NEW YORK, INC. | 9104 | SKANEATLES | NY | |
| 315-292 | PAETEC ITEL, LLC | 829J | UTICA | NY | |
| 315-293 | ONVOY, LLC- NY | 384C | WOLCOTT | NY | |
| 315-294 | PAETEC ITEL, LLC | 829J | AUBURN | NY | |
| 315-295 | PAETEC ITEL, LLC | 829J | SYRACUSE | NY | |
| 315-296 | TC SYSTEMS, INC. - NY | 7140 | MASSENA | NY | |
| 315-297 | TWC IP ENABLED SERVICES, LLC | 793K | FULTON | NY | |
| 315-298 | CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY | 0096 | PULASKI | NY | |
| 315-299 | PAETEC ITEL, LLC | 829J | SYRACUSE | NY | |
| 315-300 | TWC IP ENABLED SERVICES, LLC | 793K | CHAUMONT | NY | |
| 315-301 | TWC IP ENABLED SERVICES, LLC | 793K | CROGHAN | NY | |
| 315-302 | TWC IP ENABLED SERVICES, LLC | 793K | HERMON | NY | |
| 315-303 | TWC IP ENABLED SERVICES, LLC | 793K | BALDWINSVL | NY | |
| 315-304 | TWC IP ENABLED SERVICES, LLC | 793K | HENDERSON | NY | |
| 315-305 | TWC IP ENABLED SERVICES, LLC | 793K | BRANCHPORT | NY | |
| 315-306 | TWC IP ENABLED SERVICES, LLC | 793K | ORISKNYFLS | NY | |
| 315-309 | TC SYSTEMS, INC. - NY | 7140 | STAR LAKE | NY | |
| 315-310 | PAETEC ITEL, LLC | 829J | MARION | 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.