Recent prefix assignments
334 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/27/2026
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 |
|---|---|---|---|---|---|---|
| — | 352-472 | not yet reported which blocks → | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | NEWBERRY | FL |
| — | 352-473 | not yet reported which blocks → | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | KEYSTN HTS | FL |
| — | 352-475 | 8XXX which blocks → | WINDSTREAM FLORIDA, INC. | 0336 | MELROSE | FL |
| — | 352-476 | 0XXX2XXX which blocks → | AERIAL COMMUNICATIONS, INC. | 6701 | INVERNESS | FL |
| — | 352-477 | 1XXX2XXX3XXX4XXX5XXX6XXX8XXX9XXX · 5 holders which blocks → | AT&T ENTERPRISES, LLC | 516C | CEDAR KEYS | FL |
| — | 352-478 | 0XXX2XXX3XXX4XXX6XXX7XXX8XXX · 6 holders which blocks → | POWERTEL JACKSONVILLE LICENSES, INC. | 7472 | KEYSTN HTS | FL |
| — | 352-479 | not yet reported which blocks → | PAETEC ITEL, LLC | 829J | OCALA | FL |
| — | 352-481 | not yet reported which blocks → | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | HAWTHORNE | FL |
| — | 352-482 | not yet reported which blocks → | PAETEC ITEL, LLC | 829J | OCALA | FL |
| — | 352-483 | 6XXX which blocks → | CENTURYLINK OF FLORIDA, INC. (UNITED) | 0341 | EUSTIS | FL |
| — | 352-485 | not yet reported which blocks → | WINDSTREAM FLORIDA, INC. | 0336 | BROOKER | FL |
| — | 352-486 | 7XXX9XXX · 2 holders which blocks → | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | BRONSON | FL |
| — | 352-487 | not yet reported which blocks → | PAETEC ITEL, LLC | 829J | TRENTON | FL |
| — | 352-489 | not yet reported which blocks → | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | DUNNELLON | FL |
| — | 352-490 | 0XXX2XXX5XXX6XXX8XXX · 3 holders which blocks → | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | CHIEFLAND | FL |
| — | 352-491 | not yet reported which blocks → | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | GAINESVL | FL |
| — | 352-493 | not yet reported which blocks → | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | CHIEFLAND | FL |
| — | 352-495 | 6XXX which blocks → | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | ARCHER | FL |
| — | 352-498 | not yet reported which blocks → | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | CROSS CITY | FL |
| — | 352-506 | not yet reported which blocks → | SPOK, INC. | 6630 | OCALA | FL |
| — | 352-511 | not yet reported which blocks → | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | FL |
| — | 352-514 | not yet reported which blocks → | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | GAINESVL | FL |
| — | 352-516 | none assigned yet which blocks → | AERIAL COMMUNICATIONS, INC. | 6701 | EUSTIS | FL |
| — | 352-517 | 0–9 XXXall 10 · 4 holders which blocks → | ONVOY, LLC - FL | 937C | MCINTOSH | FL |
| — | 352-518 | 3XXX which blocks → | CENTURYLINK OF FLORIDA, INC. (UNITED) | 0341 | DADE CITY | FL |
| — | 352-521 | 6XXX8XXX9XXX · 2 holders which blocks → | CENTURYLINK OF FLORIDA, INC. (UNITED) | 0341 | DADE CITY | FL |
| — | 352-523 | 3XXX4XXX · 2 holders which blocks → | CENTURYLINK OF FLORIDA, INC. (UNITED) | 0341 | DADE CITY | FL |
| — | 352-524 | not yet reported which blocks → | PAETEC ITEL, LLC | 829J | DADE CITY | FL |
| — | 352-526 | not yet reported which blocks → | PAETEC ITEL, LLC | 829J | DADE CITY | FL |
| — | 352-527 | not yet reported which blocks → | CENTURYLINK OF FLORIDA, INC. (UNITED) | 0341 | BEVERLYHLS | FL |
| — | 352-528 | none assigned yet which blocks → | CENTURYLINK OF FLORIDA, INC. (UNITED) | 0341 | WILLISTON | FL |
| — | 352-529 | 5XXX7XXX8XXX · 3 holders which blocks → | CENTURYLINK OF FLORIDA, INC. (UNITED) | 0341 | WILLISTON | FL |
| — | 352-534 | 1XXX2XXX3XXX4XXX5XXX6XXX7XXX8XXX9XXX · 4 holders which blocks → | PAETEC ITEL, LLC | 829J | DADE CITY | FL |
| — | 352-538 | not yet reported which blocks → | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | GAINESVL | FL |
| — | 352-539 | not yet reported which blocks → | PAETEC ITEL, LLC | 829J | WILDWOOD | FL |
| — | 352-540 | 7XXX8XXX · 2 holders which blocks → | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | BROOKSVL | FL |
| — | 352-542 | not yet reported which blocks → | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | OLD TOWN | FL |
| — | 352-543 | none assigned yet which blocks → | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | CEDAR KEYS | FL |
| — | 352-544 | 9XXX which blocks → | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | BROOKSVL | FL |
| — | 352-546 | not yet reported which blocks → | WINDSTREAM FLORIDA, INC. | 0336 | ORANGE SPG | FL |
| — | 352-555 | not yet reported which blocks → | MULTIPLE OCN LISTING | MULT | DIR ASST | FL |
| — | 352-560 | 1XXX2XXX3XXX5XXX7XXX8XXX9XXX · 4 holders which blocks → | CENTURYLINK OF FLORIDA, INC. (UNITED) | 0341 | INVERNESS | FL |
| — | 352-563 | none assigned yet which blocks → | CENTURYLINK OF FLORIDA, INC. (UNITED) | 0341 | CRYSTALRIV | FL |
| — | 352-564 | none assigned yet which blocks → | CENTURYLINK OF FLORIDA, INC. (UNITED) | 0341 | CRYSTALRIV | FL |
| — | 352-566 | 0–9 XXXall 10 · 4 holders which blocks → | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | DUNNELLON | FL |
| — | 352-567 | 8XXX which blocks → | CENTURYLINK OF FLORIDA, INC. (UNITED) | 0341 | DADE CITY | FL |
| — | 352-568 | 6XXX9XXX · 2 holders which blocks → | CENTURYLINK OF FLORIDA, INC. (UNITED) | 0341 | BUSHNELL | FL |
| — | 352-569 | 4XXX7XXX8XXX · 2 holders which blocks → | CENTURYLINK OF FLORIDA, INC. (UNITED) | 0341 | BUSHNELL | FL |
| — | 352-572 | 2XXX3XXX which blocks → | AERIAL COMMUNICATIONS, INC. | 6701 | OCALA | FL |
| — | 352-580 | 0–9 XXXall 10 · 4 holders which blocks → | ONVOY, LLC - FL | 937C | TRENTON | FL |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/27/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.