NumberResearchThousands-blocks in 254-736
This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/19/2026
The ten 1,000-number thousand-blocks inside prefix 254-736 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 254 blocks
Most active assignees, all time — NPA 254
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 254-736-0XXX | 0000–0999 | Reserved | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | JONESBORO | TX |
| 2013-12-19 | 254-736-1XXX | 1000–1999 | Assigned | AMA COMM., LLC DBA AMA*TECHTEL COMMUNICATIONS-TX | 0132 | JONESBORO | TX |
| — | 254-736-2XXX | 2000–2999 | Reserved | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | JONESBORO | TX |
| — | 254-736-3XXX | 3000–3999 | Reserved | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | JONESBORO | TX |
| 2016-03-16 | 254-736-4XXX | 4000–4999 | Assigned | ONVOY, LLC - TX | 903C | JONESBORO | TX |
| 2016-03-16 | 254-736-5XXX | 5000–5999 | Assigned | ONVOY, LLC - TX | 903C | JONESBORO | TX |
| 2021-01-05 | 254-736-6XXX | 6000–6999 | Assigned | ONVOY, LLC - TX | 903C | JONESBORO | TX |
| 2014-04-22 | 254-736-7XXX | 7000–7999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - TX | 6114 | JONESBORO | TX |
| 2021-01-05 | 254-736-8XXX | 8000–8999 | Assigned | ONVOY, LLC - TX | 903C | JONESBORO | TX |
| — | 254-736-9XXX | 9000–9999 | Reserved | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | JONESBORO | TX |
Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.