Recent prefix assignments
334 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/28/2026
The Code holder is who opened each NPA-NXX prefix — not necessarily who holds the numbers. A prefix is 10,000 numbers, but under pooling its ten 1,000-number blocks are handed out individually, often to different carriers; the code holder may hold only one block, or none. The Thousands-blocks column shows how the ten blocks are really split — click which blocks → to see who holds each 1,000-number block and its last-4-digit range. Assignments are initial assignments; the current serving carrier may differ due to portability.
| Assigned | NPA-NXX | Thousands-blocks taken (last-4 opening) | Code holder | OCN | Rate center | State |
|---|---|---|---|---|---|---|
| 2020-07-09 | 743-213 | 0–9 XXXall 10 · 2 holders which blocks → | BANDWIDTH.COM CLEC, LLC - NC | 998E | WINSTN SAL | NC |
| 2020-07-09 | 775-699 | 0–9 XXXall 10 · 4 holders which blocks → | FRACTEL, LLC | 965H | FALLON | NV |
| 2020-07-09 | 854-207 | 0–9 XXXall 10 · 5 holders which blocks → | CSC WIRELESS, LLC | 425J | CHARLESTON | SC |
| 2020-07-09 | 936-386 | 0XXX1XXX2XXX3XXX4XXX5XXX6XXX9XXX · 6 holders which blocks → | FRACTEL, LLC | 965H | AUSTONIO | TX |
| 2020-07-09 | 936-842 | 0XXX1XXX2XXX4XXX5XXX6XXX7XXX8XXX · 6 holders which blocks → | FRACTEL, LLC | 965H | LOVELADY | TX |
| 2020-07-09 | 936-877 | 1XXX2XXX3XXX4XXX5XXX7XXX8XXX9XXX · 6 holders which blocks → | FRACTEL, LLC | 965H | ALTO | TX |
| 2020-07-09 | 940-758 | 0–9 XXXall 10 · 3 holders which blocks → | FRACTEL, LLC | 965H | DENTON | TX |
| 2020-07-09 | 940-842 | 0–9 XXXall 10 · 7 holders which blocks → | FRACTEL, LLC | 965H | MINERLWLLS | TX |
| 2020-07-09 | 979-334 | 0–9 XXXall 10 · 3 holders which blocks → | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ANGLETON | TX |
| 2020-07-08 | 234-565 | 1XXX2XXX5XXX6XXX7XXX8XXX9XXX · 5 holders which blocks → | FRACTEL, LLC | 965H | SHARON CTR | OH |
| 2020-07-08 | 262-265 | 0–9 XXXall 10 · 7 holders which blocks → | CSC WIRELESS, LLC | 425J | MILWAUKZN2 | WI |
| 2020-07-08 | 309-619 | 0XXX1XXX3XXX4XXX5XXX6XXX7XXX8XXX9XXX · 3 holders which blocks → | STRATUS NETWORKS | 495J | CHILLICOTH | IL |
| 2020-07-08 | 501-431 | 0–9 XXXall 10 · 4 holders which blocks → | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | HOTSPRINGS | AR |
| 2020-07-08 | 516-786 | 0–9 XXXall 10 · 5 holders which blocks → | FRACTEL, LLC | 965H | NASSAUZN03 | NY |
| 2020-07-08 | 516-899 | 0–9 XXXall 10 · 7 holders which blocks → | FRACTEL, LLC | 965H | NASSAUZN04 | NY |
| 2020-07-08 | 551-310 | 0–9 XXXall 10 · 4 holders which blocks → | VONAGE AMERICA LLC | 197D | WESTWOOD | NJ |
| 2020-07-08 | 567-732 | 0XXX1XXX2XXX3XXX4XXX5XXX7XXX8XXX9XXX · 4 holders which blocks → | FRACTEL, LLC | 965H | ELMORE | OH |
| 2020-07-08 | 567-788 | 0XXX4XXX8XXX · 3 holders which blocks → | FRACTEL, LLC | 965H | MARIASTEIN | OH |
| 2020-07-08 | 567-896 | 0XXX2XXX6XXX7XXX · 3 holders which blocks → | FRACTEL, LLC | 965H | PUT IN BAY | OH |
| 2020-07-08 | 567-946 | 3XXX4XXX8XXX · 3 holders which blocks → | FRACTEL, LLC | 965H | CRIDERSVL | OH |
| 2020-07-08 | 585-677 | 4XXX5XXX6XXX7XXX8XXX9XXX · 4 holders which blocks → | FRACTEL, LLC | 965H | CHAFFEE | NY |
| 2020-07-08 | 585-946 | 0XXX1XXX2XXX3XXX5XXX6XXX7XXX8XXX9XXX · 6 holders which blocks → | FRACTEL, LLC | 965H | AKRON | NY |
| 2020-07-08 | 607-465 | 0–9 XXXall 10 · 7 holders which blocks → | FRACTEL, LLC | 965H | CAMERON | NY |
| 2020-07-08 | 607-567 | 0–9 XXXall 10 · 7 holders which blocks → | FRACTEL, LLC | 965H | SCHENEVUS | NY |
| 2020-07-08 | 607-602 | 0XXX1XXX2XXX4XXX5XXX6XXX9XXX · 4 holders which blocks → | ONVOY, LLC- NY | 384C | BIG FLATS | NY |
| 2020-07-08 | 607-833 | 0–9 XXXall 10 · 4 holders which blocks → | FRACTEL, LLC | 965H | OWEGO | NY |
| 2020-07-08 | 608-690 | 0–9 XXXall 10 · 6 holders which blocks → | CSC WIRELESS, LLC | 425J | MADISON | WI |
| 2020-07-08 | 631-966 | 0–9 XXXall 10 · 5 holders which blocks → | FRACTEL, LLC | 965H | BRENTWOOD | NY |
| 2020-07-08 | 680-336 | 0XXX1XXX2XXX4XXX5XXX6XXX7XXX8XXX9XXX · 5 holders which blocks → | FRACTEL, LLC | 965H | WATERTOWN | NY |
| 2020-07-08 | 680-732 | 0XXX2XXX4XXX5XXX7XXX8XXX9XXX · 5 holders which blocks → | FRACTEL, LLC | 965H | SODUS | NY |
| 2020-07-08 | 680-808 | 0XXX1XXX3XXX5XXX8XXX9XXX · 5 holders which blocks → | FRACTEL, LLC | 965H | HENDERSON | NY |
| 2020-07-08 | 680-842 | 0XXX1XXX2XXX4XXX5XXX6XXX7XXX8XXX9XXX · 5 holders which blocks → | FRACTEL, LLC | 965H | EVANSMILLS | NY |
| 2020-07-08 | 680-946 | 0XXX1XXX2XXX3XXX5XXX6XXX7XXX8XXX9XXX · 5 holders which blocks → | FRACTEL, LLC | 965H | JORDAN | NY |
| 2020-07-08 | 716-577 | 0XXX1XXX2XXX3XXX4XXX6XXX7XXX8XXX9XXX · 6 holders which blocks → | FRACTEL, LLC | 965H | BOSTON | NY |
| 2020-07-08 | 716-722 | 0XXX1XXX2XXX3XXX4XXX5XXX6XXX7XXX8XXX · 5 holders which blocks → | FRACTEL, LLC | 965H | HOLLAND | NY |
| 2020-07-08 | 716-732 | 0XXX1XXX4XXX5XXX6XXX7XXX8XXX9XXX · 7 holders which blocks → | FRACTEL, LLC | 965H | SILVER CRK | NY |
| 2020-07-08 | 716-758 | 0–9 XXXall 10 · 6 holders which blocks → | FRACTEL, LLC | 965H | CLYMER | NY |
| 2020-07-08 | 716-766 | 0–9 XXXall 10 · 5 holders which blocks → | FRACTEL, LLC | 965H | TONAWANDA | NY |
| 2020-07-08 | 716-786 | 0XXX3XXX5XXX6XXX7XXX8XXX9XXX · 6 holders which blocks → | FRACTEL, LLC | 965H | KENNEDY | NY |
| 2020-07-08 | 716-944 | 0XXX2XXX4XXX5XXX6XXX9XXX · 5 holders which blocks → | FRACTEL, LLC | 965H | PENDLETON | NY |
| 2020-07-08 | 716-966 | 0XXX1XXX3XXX4XXX6XXX7XXX9XXX · 5 holders which blocks → | FRACTEL, LLC | 965H | SINCLAIRVL | NY |
| 2020-07-08 | 914-477 | 0–9 XXXall 10 · 5 holders which blocks → | FRACTEL, LLC | 965H | CRTNONHDSN | NY |
| 2020-07-08 | 914-566 | 0XXX1XXX2XXX3XXX4XXX6XXX7XXX8XXX9XXX · 4 holders which blocks → | FRACTEL, LLC | 965H | WSCHSTZN04 | NY |
| 2020-07-08 | 914-655 | 0XXX1XXX2XXX3XXX4XXX5XXX7XXX8XXX9XXX · 5 holders which blocks → | FRACTEL, LLC | 965H | WSCHSTZN05 | NY |
| 2020-07-08 | 914-677 | 0–9 XXXall 10 · 3 holders which blocks → | FRACTEL, LLC | 965H | MT VERNON | NY |
| 2020-07-08 | 914-855 | 0–9 XXXall 10 · 6 holders which blocks → | FRACTEL, LLC | 965H | CHAPPAQUA | NY |
| 2020-07-08 | 934-336 | 0XXX4XXX5XXX6XXX7XXX8XXX9XXX · 6 holders which blocks → | FRACTEL, LLC | 965H | SHELTER IS | NY |
| 2020-07-08 | 934-465 | 0XXX1XXX2XXX3XXX5XXX6XXX7XXX8XXX9XXX · 6 holders which blocks → | FRACTEL, LLC | 965H | BRIDGEMPTN | NY |
| 2020-07-08 | 934-732 | 0XXX1XXX2XXX3XXX4XXX5XXX6XXX8XXX9XXX · 5 holders which blocks → | FRACTEL, LLC | 965H | SOUTHAMPTN | NY |
| 2020-07-07 | 202-953 | 0–9 XXXwhole prefix which blocks → | ONVOY, LLC - DC | 850D | WSHNGTNZN1 | DC |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/28/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.