NumberResearchThousands-blocks in 971-261
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 971-261 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 |
|---|---|---|---|---|---|---|---|
| 2011-05-12 | 971-261-0XXX | 0000–0999 | Assigned | BANDWIDTH.COM CLEC, LLC - OR | 076F | MCMINNVL | OR |
| 2013-08-19 | 971-261-1XXX | 1000–1999 | Assigned | ONVOY, LLC - OR | 750E | MCMINNVL | OR |
| 2011-09-09 | 971-261-2XXX | 2000–2999 | Assigned | COMCAST IP PHONE, LLC | 318J | MCMINNVL | OR |
| 2012-10-25 | 971-261-3XXX | 3000–3999 | Assigned | METROPCS, INC. | 5562 | MCMINNVL | OR |
| 2012-05-22 | 971-261-4XXX | 4000–4999 | Assigned | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | 7531 | MCMINNVL | OR |
| 2013-11-20 | 971-261-5XXX | 5000–5999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | MCMINNVL | OR |
| 2012-03-01 | 971-261-6XXX | 6000–6999 | Assigned | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7172 | MCMINNVL | OR |
| 2011-06-28 | 971-261-7XXX | 7000–7999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC | 6010 | MCMINNVL | OR |
| 2012-02-10 | 971-261-8XXX | 8000–8999 | Assigned | T-MOBILE USA, INC. | 6529 | MCMINNVL | OR |
| 2011-10-19 | 971-261-9XXX | 9000–9999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC | 6010 | MCMINNVL | OR |
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.