NumberResearchThousands-blocks in 334-446
This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/20/2026
The ten 1,000-number thousand-blocks inside prefix 334-446 and who was initially assigned each. Under pooling these blocks often belong to different carriers — the single prefix-level “assignee” is usually just the pool / code holder, not who holds the numbers. ← all 334 blocks
Most active assignees, all time — NPA 334
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2007-03-16 | 334-446-0XXX | 0000–0999 | Assigned | COMCAST IP PHONE, LLC | 318J | DOTHAN | AL |
| 2009-05-04 | 334-446-1XXX | 1000–1999 | Assigned | COMCAST IP PHONE, LLC | 318J | DOTHAN | AL |
| 2022-10-03 | 334-446-2XXX | 2000–2999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | DOTHAN | AL |
| 2011-10-07 | 334-446-3XXX | 3000–3999 | Assigned | COMCAST IP PHONE, LLC | 318J | DOTHAN | AL |
| 2011-11-28 | 334-446-4XXX | 4000–4999 | Assigned | TWC IP ENABLED SERVICES, LLC | 793K | DOTHAN | AL |
| 2013-04-23 | 334-446-5XXX | 5000–5999 | Assigned | COMCAST IP PHONE, LLC | 318J | DOTHAN | AL |
| 2014-08-27 | 334-446-6XXX | 6000–6999 | Assigned | COMCAST IP PHONE, LLC | 318J | DOTHAN | AL |
| 2015-09-23 | 334-446-7XXX | 7000–7999 | Assigned | COMCAST IP PHONE, LLC | 318J | DOTHAN | AL |
| 2011-01-10 | 334-446-8XXX | 8000–8999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | DOTHAN | AL |
| 2011-01-10 | 334-446-9XXX | 9000–9999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | DOTHAN | AL |
Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/20/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.