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
Sep 2026
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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2024-03-14 | 856-615 | ONVOY, LLC - NJ | 637C | WENONAH | NJ |
| 2024-03-14 | 959-262 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT | 6388 | HARTFORD | CT |
| 2024-03-13 | 224-606 | ONVOY SPECTRUM, LLC | 624H | WAUCONDA | IL |
| 2024-03-13 | 227-235 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | HUGHESVL | MD |
| 2024-03-13 | 331-324 | ONVOY, LLC | 224C | YORKVILLE | IL |
| 2024-03-13 | 352-836 | ONVOY, LLC - FL | 937C | BEVERLYHLS | FL |
| 2024-03-13 | 367-887 | Fibernetics Corporation | 464D | Quebec | — |
| 2024-03-13 | 385-573 | ONVOY, LLC - UT | 871E | SALT LAKE | UT |
| 2024-03-13 | 447-290 | ONVOY, LLC | 224C | EFFINGHAM | IL |
| 2024-03-13 | 475-366 | OMNIPOINT COMMUNICATIONS, INC. - CT | 6624 | ANSONIDRBY | CT |
| 2024-03-13 | 480-979 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | 6572 | PHOENIX | AZ |
| 2024-03-13 | 502-270 | ONVOY SPECTRUM, LLC | 624H | LOUISVILLE | KY |
| 2024-03-13 | 551-392 | OMNIPOINT COMMUNICATIONS, INC. - NJ | 6623 | BAYONNE | NJ |
| 2024-03-13 | 573-978 | CSC VOICE, LLC | 612K | CENTERTOWN | MO |
| 2024-03-13 | 574-394 | ONVOY, LLC - IN | 097D | WARSAW | IN |
| 2024-03-13 | 636-396 | ONVOY, LLC - MO | 093F | FSSCRSTLCY | MO |
| 2024-03-13 | 645-215 | ONVOY, LLC - FL | 937C | MIAMI | FL |
| 2024-03-13 | 656-235 | ONVOY, LLC - FL | 937C | TAMPANTH | FL |
| 2024-03-13 | 805-894 | ONVOY, LLC - CA | 649C | SANTA YNEZ | CA |
| 2024-03-13 | 812-765 | ONVOY, LLC - IN | 097D | BEDFORD | IN |
| 2024-03-13 | 863-395 | ONVOY, LLC - FL | 937C | BARTOW | FL |
| 2024-03-13 | 904-937 | ONVOY, LLC - FL | 937C | JACKSOLBCH | FL |
| 2024-03-13 | 929-752 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NWYRCYZN03 | NY |
| 2024-03-13 | 929-753 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NWYRCYZN07 | NY |
| 2024-03-13 | 929-754 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NWYRCYZN06 | NY |
| 2024-03-13 | 929-756 | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | NWYRCYZN08 | NY |
| 2024-03-13 | 939-375 | LIBERTY MOBILE PUERTO RICO INC. | 639J | FLORIDA | PR |
| 2024-03-13 | 939-376 | LIBERTY MOBILE PUERTO RICO INC. | 639J | GUANICA | PR |
| 2024-03-13 | 939-378 | LIBERTY MOBILE PUERTO RICO INC. | 639J | HORMIGUERO | PR |
| 2024-03-13 | 939-379 | LIBERTY MOBILE PUERTO RICO INC. | 639J | LARES | PR |
| 2024-03-13 | 939-380 | LIBERTY MOBILE PUERTO RICO INC. | 639J | TOA ALTA | PR |
| 2024-03-13 | 939-381 | LIBERTY MOBILE PUERTO RICO INC. | 639J | DORADO | PR |
| 2024-03-13 | 939-382 | LIBERTY MOBILE PUERTO RICO INC. | 639J | ARECIBO | PR |
| 2024-03-13 | 939-386 | LIBERTY MOBILE PUERTO RICO INC. | 639J | MANATI | PR |
| 2024-03-13 | 939-387 | LIBERTY MOBILE PUERTO RICO INC. | 639J | PONCE | PR |
| 2024-03-13 | 939-390 | LIBERTY MOBILE PUERTO RICO INC. | 639J | VEGA BAJA | PR |
| 2024-03-12 | 224-598 | ONVOY SPECTRUM, LLC | 624H | DESPLAINES | IL |
| 2024-03-12 | 224-604 | ONVOY SPECTRUM, LLC | 624H | ELGIN | IL |
| 2024-03-12 | 234-412 | CSC VOICE, LLC | 612K | NO JACKSON | OH |
| 2024-03-12 | 234-416 | CSC VOICE, LLC | 612K | HIRAM | OH |
| 2024-03-12 | 329-216 | ONVOY, LLC- NY | 384C | HOPEWLLJCT | NY |
| 2024-03-12 | 330-709 | CSC VOICE, LLC | 612K | MANTUA | OH |
| 2024-03-12 | 430-353 | ONVOY, LLC - TX | 903C | MTPLEASANT | TX |
| 2024-03-12 | 434-408 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | FARMVILLE | VA |
| 2024-03-12 | 445-307 | ONVOY SPECTRUM, LLC | 624H | PHLDLPHZN1 | PA |
| 2024-03-12 | 445-308 | ONVOY, LLC - PA | 547E | PHLDLPHZN1 | PA |
| 2024-03-12 | 445-309 | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | 6626 | DOYLESTOWN | PA |
| 2024-03-12 | 479-539 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | FORT SMITH | AR |
| 2024-03-12 | 539-298 | ONVOY, LLC - OK | 409F | SAND SPG | OK |
| 2024-03-12 | 571-632 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | MANASSAS | VA |
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.