NumberResearchThousands-blocks in 971-343
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 971-343 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 971 blocks
Most active assignees, all time — NPA 971
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
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2010-10-21 | 971-343-0XXX | 0000–0999 | Assigned | ELTOPIA COMMUNICATIONS LLC - OR | 647F | SILVERTON | OR |
| 2015-04-30 | 971-343-1XXX | 1000–1999 | Assigned | BANDWIDTH.COM CLEC, LLC - OR | 076F | SILVERTON | OR |
| 2015-12-09 | 971-343-2XXX | 2000–2999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SILVERTON | OR |
| 2014-08-13 | 971-343-3XXX | 3000–3999 | Assigned | ASTOUND BROADBAND, LLC - OR | 936F | SILVERTON | OR |
| 2013-08-19 | 971-343-4XXX | 4000–4999 | Assigned | ONVOY, LLC - OR | 750E | SILVERTON | OR |
| 2010-05-27 | 971-343-5XXX | 5000–5999 | Assigned | BANDWIDTH.COM CLEC, LLC - OR | 076F | SILVERTON | OR |
| 2012-04-05 | 971-343-6XXX | 6000–6999 | Assigned | DATAVISION COMMUNICATIONS LLC | 5511 | SILVERTON | OR |
| 2014-01-24 | 971-343-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | SILVERTON | OR |
| 2017-05-01 | 971-343-8XXX | 8000–8999 | Assigned | ONVOY, LLC - OR | 750E | SILVERTON | OR |
| 2013-07-30 | 971-343-9XXX | 9000–9999 | Assigned | SCS COMMUNICATIONS AND SECURITY, INC. - OR | 8629 | SILVERTON | OR |
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.