NumberResearchThousands-blocks in 570-810
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 570-810 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 570 blocks
Most active assignees, all time — NPA 570
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2013-01-14 | 570-810-0XXX | 0000–0999 | Assigned | IDT AMERICA, CORP. - PA | 213C | TAMAQUA | PA |
| 2014-02-25 | 570-810-1XXX | 1000–1999 | Assigned | D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE | 6846 | TAMAQUA | PA |
| 2014-05-07 | 570-810-2XXX | 2000–2999 | Assigned | BANDWIDTH.COM CLEC, LLC - PA | 002F | TAMAQUA | PA |
| 2013-11-12 | 570-810-3XXX | 3000–3999 | Assigned | PAETEC ITEL, LLC | 829J | TAMAQUA | PA |
| 2015-08-03 | 570-810-4XXX | 4000–4999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | TAMAQUA | PA |
| 2020-07-22 | 570-810-5XXX | 5000–5999 | Assigned | ONVOY, LLC - PA | 547E | TAMAQUA | PA |
| 2014-07-21 | 570-810-6XXX | 6000–6999 | Assigned | TELEPORT COMMUNICATIONS AMERICA, LLC - PA | 7315 | TAMAQUA | PA |
| 2016-01-07 | 570-810-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | TAMAQUA | PA |
| 2014-09-19 | 570-810-8XXX | 8000–8999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | TAMAQUA | PA |
| 2012-07-25 | 570-810-9XXX | 9000–9999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | TAMAQUA | PA |
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.