NumberResearchThousands-blocks in 971-320
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 971-320 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
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2013-06-07 | 971-320-0XXX | 0000–0999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | 5820 | SEASIDE | OR |
| 2013-11-04 | 971-320-1XXX | 1000–1999 | Assigned | PEERLESS NETWORK OF OREGON, LLC - OR | 157F | SEASIDE | OR |
| 2013-06-07 | 971-320-2XXX | 2000–2999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - OR | 3234 | SEASIDE | OR |
| 2014-01-24 | 971-320-3XXX | 3000–3999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | SEASIDE | OR |
| 2014-03-10 | 971-320-4XXX | 4000–4999 | Assigned | BANDWIDTH.COM CLEC, LLC - OR | 076F | SEASIDE | OR |
| 2015-10-21 | 971-320-5XXX | 5000–5999 | Assigned | METROPCS, INC. | 5562 | SEASIDE | OR |
| 2013-12-05 | 971-320-6XXX | 6000–6999 | Assigned | ONVOY, LLC - OR | 750E | SEASIDE | OR |
| 2013-12-05 | 971-320-7XXX | 7000–7999 | Assigned | ONVOY, LLC - OR | 750E | SEASIDE | OR |
| 2013-11-20 | 971-320-8XXX | 8000–8999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC | 6010 | SEASIDE | OR |
| 2013-05-22 | 971-320-9XXX | 9000–9999 | Assigned | T-MOBILE USA, INC. | 6529 | SEASIDE | 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.