NumberResearchThousands-blocks in 272-336
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 272-336 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 272 blocks
Most active assignees, all time — NPA 272
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2018-05-04 | 272-336-0XXX | 0000–0999 | Assigned | BANDWIDTH.COM CLEC, LLC - PA | 002F | HAWLEY | PA |
| 2018-05-18 | 272-336-1XXX | 1000–1999 | Assigned | CORE COMMUNICATIONS, INC. - PA | 3806 | HAWLEY | PA |
| 2018-05-18 | 272-336-2XXX | 2000–2999 | Assigned | CORE COMMUNICATIONS, INC. - PA | 3806 | HAWLEY | PA |
| 2018-05-18 | 272-336-3XXX | 3000–3999 | Assigned | CORE COMMUNICATIONS, INC. - PA | 3806 | HAWLEY | PA |
| 2018-06-28 | 272-336-4XXX | 4000–4999 | Assigned | BANDWIDTH.COM CLEC, LLC - PA | 002F | HAWLEY | PA |
| 2020-10-01 | 272-336-5XXX | 5000–5999 | Assigned | ONVOY, LLC - PA | 547E | HAWLEY | PA |
| 2020-10-01 | 272-336-6XXX | 6000–6999 | Assigned | ONVOY, LLC - PA | 547E | HAWLEY | PA |
| 2020-08-26 | 272-336-7XXX | 7000–7999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | HAWLEY | PA |
| 2018-11-02 | 272-336-8XXX | 8000–8999 | Assigned | TELNYX LLC | 073H | HAWLEY | PA |
| 2017-08-03 | 272-336-9XXX | 9000–9999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | HAWLEY | PA |
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.