NumberResearch Membership · Data 09/19/2026

Recent prefix assignments

0 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/19/2026

Full prefixes (NXX) Thousands-blocks (1,000-number pools)

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.

Most active assignees, all time — NPA 334
ONVOY, LLC - AL 45
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
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Recent NPA-NXX prefix assignments
AssignedNPA-NXXThousands-blocks taken (last-4 opening)Code holderOCNRate centerState
2025-03-13 334-961 0–9 XXXall 10 · 4 holders which blocks → ONVOY, LLC - AL 604E MONTGOMERY AL
2024-11-07 334-942 0–9 XXXall 10 · 5 holders which blocks → ONVOY, LLC - AL 604E PHENIXCITY AL
2024-06-13 334-932 0XXX1XXX2XXX9XXX which blocks → ONVOY, LLC - AL 604E ENTERPRISE AL
2024-05-30 334-931 0–9 XXXall 10 · 2 holders which blocks → ONVOY, LLC - AL 604E MONTGOMERY AL
2024-02-08 334-483 0–9 XXXall 10 · 2 holders which blocks → ONVOY, LLC - AL 604E DOTHAN AL
2024-01-09 334-719 0–9 XXXall 10 · 2 holders which blocks → ONVOY, LLC - AL 604E MONTGOMERY AL
2023-10-13 334-943 0–9 XXXall 10 · 3 holders which blocks → ONVOY, LLC - AL 604E MONTGOMERY AL
2021-09-03 334-823 0XXX1XXX2XXX3XXX4XXX · 4 holders which blocks → ONVOY, LLC - AL 604E DEMOPOLIS AL
2021-09-03 334-827 0XXX1XXX2XXX3XXX4XXX5XXX8XXX · 5 holders which blocks → ONVOY, LLC - AL 604E GREENSBORO AL
2021-09-03 334-831 0XXX1XXX2XXX5XXX6XXX7XXX8XXX9XXX · 4 holders which blocks → ONVOY, LLC - AL 604E LINDEN AL
2021-09-03 334-837 2XXX3XXX which blocks → ONVOY, LLC - AL 604E RED LEVEL AL
2021-09-03 334-838 2XXX4XXX8XXX · 2 holders which blocks → ONVOY, LLC - AL 604E VREDENBG AL
2021-09-01 334-824 0–9 XXXall 10 · 3 holders which blocks → ONVOY, LLC - AL 604E DOTHAN AL
2021-09-01 334-839 0–9 XXXall 10 · 3 holders which blocks → ONVOY, LLC - AL 604E WETUMPKA AL
2021-01-13 334-848 0XXX1XXX2XXX4XXX8XXX · 4 holders which blocks → ONVOY, LLC - AL 604E ORRVILLE AL
2021-01-13 334-928 0XXX1XXX2XXX3XXX4XXX5XXX7XXX8XXX9XXX · 4 holders which blocks → ONVOY, LLC - AL 604E THOMASVL AL
2021-01-11 334-776 0XXX1XXX6XXX7XXX8XXX · 4 holders which blocks → ONVOY, LLC - AL 604E GEORGIANA AL
2021-01-11 334-815 0XXX1XXX2XXX4XXX6XXX7XXX8XXX9XXX · 5 holders which blocks → ONVOY, LLC - AL 604E SLOCOMB AL
2021-01-11 334-825 0XXX3XXX4XXX · 2 holders which blocks → ONVOY, LLC - AL 604E LOUISVILLE AL
2020-12-23 334-771 0XXX1XXX2XXX3XXX4XXX7XXX9XXX · 5 holders which blocks → ONVOY, LLC - AL 604E FORESTHOME AL
2020-12-21 334-910 0–9 XXXall 10 · 3 holders which blocks → ONVOY, LLC - AL 604E MONTGOMERY AL
2020-12-15 334-851 0–9 XXXall 10 · 5 holders which blocks → ONVOY, LLC - AL 604E MONTGOMERY AL
2020-09-25 334-778 0–9 XXXall 10 · 2 holders which blocks → ONVOY, LLC - AL 604E DOTHAN AL
2020-09-25 334-934 0XXX3XXX5XXX6XXX · 2 holders which blocks → ONVOY, LLC - AL 604E GOSHEN AL
2019-10-15 334-810 0XXX1XXX2XXX3XXX4XXX8XXX9XXX · 3 holders which blocks → ONVOY, LLC - AL 604E ALBERTA AL
2019-08-08 334-780 0–9 XXXall 10 · 4 holders which blocks → ONVOY, LLC - AL 604E AUBURN AL
2018-08-29 334-326 0–9 XXXwhole prefix which blocks → ONVOY, LLC - AL 604E UNIONTOWN AL
2018-08-29 334-666 0–9 XXXall 10 · 6 holders which blocks → ONVOY, LLC - AL 604E WETUMPKA AL
2017-08-10 334-888 0–9 XXXwhole prefix which blocks → ONVOY, LLC - AL 604E CLAYTON AL
2017-07-20 334-800 0–9 XXXwhole prefix which blocks → ONVOY, LLC - AL 604E GREENSBORO AL
2017-07-20 334-999 0–9 XXXwhole prefix which blocks → ONVOY, LLC - AL 604E HOLTVILLE AL
2017-07-17 334-900 0–9 XXXwhole prefix which blocks → ONVOY, LLC - AL 604E LINDEN AL
2017-01-09 334-633 0–9 XXXall 10 · 3 holders which blocks → ONVOY, LLC - AL 604E LINDEN AL
2008-06-11 334-578 0–9 XXXall 10 · 2 holders which blocks → ONVOY, LLC - AL 604E MONTGOMERY AL
2007-12-03 334-513 0–9 XXXall 10 · 4 holders which blocks → ONVOY, LLC - AL 604E MONTGOMERY AL
— 334-423 0XXX1XXX2XXX3XXX4XXX6XXX7XXX8XXX9XXX · 3 holders which blocks → ONVOY, LLC - AL 604E BANKS AL
— 334-510 0–9 XXXall 10 · 5 holders which blocks → ONVOY, LLC - AL 604E ORRVILLE AL
— 334-591 0–9 XXXall 10 · 4 holders which blocks → ONVOY, LLC - AL 604E AUBURN AL
— 334-607 0XXX1XXX2XXX3XXX4XXX5XXX6XXX7XXX8XXX · 4 holders which blocks → ONVOY, LLC - AL 604E MARION AL
— 334-730 0–9 XXXall 10 · 6 holders which blocks → ONVOY, LLC - AL 604E PRATTVILLE AL
— 334-731 0–9 XXXall 10 · 5 holders which blocks → ONVOY, LLC - AL 604E WETUMPKA AL
— 334-779 not yet reported which blocks → ONVOY, LLC - AL 604E DOTHAN AL
— 334-809 0XXX1XXX2XXX3XXX5XXX8XXX · 3 holders which blocks → ONVOY, LLC - AL 604E OPP AL
— 334-871 8XXX9XXX which blocks → ONVOY, LLC - AL 604E ELBA AL
— 334-945 0XXX1XXX2XXX3XXX4XXX6XXX7XXX8XXX9XXX · 7 holders which blocks → ONVOY, LLC - AL 604E DOZIER AL

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.