NumberResearchRecent prefix assignments
371 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/19/2026
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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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 774-554 | VERIZON NEW ENGLAND INC. | 9102 | XXXXXXXXXX | MA | |
| 774-555 | MULTIPLE OCN LISTING | MULT | DIR ASST | MA | |
| 774-582 | COMCAST IP PHONE, LLC | 318J | MATTAPOSTT | MA | |
| 774-593 | BANDWIDTH.COM CLEC, LLC - MA | 990E | PROVINCETN | MA | |
| 774-611 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | MA | |
| 774-612 | TELNYX LLC | 073H | FALMOUTH | MA | |
| 774-613 | BANDWIDTH.COM CLEC, LLC - MA | 990E | FRANKLIN | MA | |
| 774-666 | ONVOY, LLC - MA | 892D | GRAFTON | MA | |
| 774-700 | MA | ||||
| 774-711 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | MA | |
| 774-800 | ONVOY, LLC - MA | 892D | CARVER | MA | |
| 774-811 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | MA | |
| 774-814 | VERIZON NEW ENGLAND INC. | 9102 | WORCESTER | MA | |
| 774-900 | VERIZON NEW ENGLAND INC. | 9102 | XXXXXXXXXX | MA | |
| 774-911 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | MA | |
| 774-920 | VERIZON NEW ENGLAND INC. | 9102 | BROCKTON | MA | |
| 774-931 | VERIZON NEW ENGLAND INC. | 9102 | XXXXXXXXXX | MA | |
| 774-940 | MA | ||||
| 774-950 | MA | ||||
| 774-958 | MA | ||||
| 774-959 | MA | ||||
| 774-976 | MA | ||||
| 774-997 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | ATTLEBORO | MA | |
| 775-200 | ONVOY, LLC - NV | 029F | RENO | NV | |
| 775-201 | MATRIX TELECOM, LLC. S/I/I TNCI - NV | 2817 | RENO | NV | |
| 775-202 | NEVADA BELL | 9742 | RENO | NV | |
| 775-205 | ONVOY, LLC - NV | 029F | AUSTIN | NV | |
| 775-206 | ONVOY, LLC - NV | 029F | BAKER | NV | |
| 775-207 | UTILITY TELECOM GROUP, LLC - NV | 811D | YERINGTON | NV | |
| 775-209 | METROPCS, INC. | 5562 | PAHRUMP | NV | |
| 775-211 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | NV | |
| 775-213 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NV | 6458 | BATTLE MT | NV | |
| 775-215 | UTILITY TELECOM GROUP, LLC - NV | 811D | GARDNERVL | NV | |
| 775-216 | UTILITY TELECOM GROUP, LLC - NV | 811D | SMITH VLY | NV | |
| 775-217 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NV | 6458 | FALLON | NV | |
| 775-218 | CENTURYLINK COMMUNICATIONS, LLC | 508J | SILVER SPG | NV | |
| 775-220 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | CARSONCITY | NV | |
| 775-221 | T-MOBILE USA, INC. | 6529 | RENO | NV | |
| 775-223 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NV | 6458 | RENO | NV | |
| 775-224 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NV | 6458 | RENO | NV | |
| 775-225 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NV | 6458 | RENO | NV | |
| 775-227 | ONVOY, LLC - NV | 029F | CARSONCITY | NV | |
| 775-230 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | CARSONCITY | NV | |
| 775-233 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | RENO | NV | |
| 775-234 | NEVADA BELL | 9742 | BAKER | NV | |
| 775-235 | NEVADA BELL | 9742 | MCGILL | NV | |
| 775-236 | UTILITY TELECOM GROUP, LLC - NV | 811D | RENO | NV | |
| 775-237 | NEVADA BELL | 9742 | EUREKA | NV | |
| 775-238 | NEVADA BELL | 9742 | LUND | NV | |
| 775-239 | ONVOY, LLC - NV | 029F | AUSTIN | NV |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.