NumberResearchThousands-blocks in 970-230
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 970-230 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 970 blocks
Most active assignees, all time — NPA 970
New assignments by month
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 970-230-0XXX | 0000–0999 | Reserved | T-MOBILE USA, INC. | 6529 | GLENWD SPG | CO |
| 2014-08-08 | 970-230-1XXX | 1000–1999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 6567 | GLENWD SPG | CO |
| 2015-08-27 | 970-230-2XXX | 2000–2999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO | 6567 | GLENWD SPG | CO |
| 2016-06-22 | 970-230-3XXX | 3000–3999 | Assigned | BANDWIDTH.COM CLEC, LLC - CO | 078F | GLENWD SPG | CO |
| 2015-11-02 | 970-230-4XXX | 4000–4999 | Assigned | TELEPORT COMMUNICATIONS AMERICA, LLC - CO | 7378 | GLENWD SPG | CO |
| 2016-07-12 | 970-230-5XXX | 5000–5999 | Assigned | ONVOY, LLC - CO | 026D | GLENWD SPG | CO |
| 2016-07-12 | 970-230-6XXX | 6000–6999 | Assigned | ONVOY, LLC - CO | 026D | GLENWD SPG | CO |
| 2017-03-13 | 970-230-7XXX | 7000–7999 | Assigned | TELNYX LLC | 073H | GLENWD SPG | CO |
| 2014-07-08 | 970-230-8XXX | 8000–8999 | Assigned | INTERLINK ADV SVC DBA FORETHOUGHT.NET - CO | 5972 | GLENWD SPG | CO |
| 2009-03-11 | 970-230-9XXX | 9000–9999 | Assigned | COMCAST IP PHONE, LLC | 318J | GLENWD SPG | CO |
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.