NumberResearchThousands-blocks in 539-286
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 539-286 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 539 blocks
Most active assignees, all time — NPA 539
New assignments by month
Sep 2026
Aug 2026
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Jun 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2016-09-19 | 539-286-0XXX | 0000–0999 | Assigned | ONVOY, LLC - OK | 409F | OKMULGEE | OK |
| 2016-09-19 | 539-286-1XXX | 1000–1999 | Assigned | ONVOY, LLC - OK | 409F | OKMULGEE | OK |
| 2017-03-22 | 539-286-2XXX | 2000–2999 | Assigned | TELNYX LLC | 073H | OKMULGEE | OK |
| 2017-04-12 | 539-286-3XXX | 3000–3999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | OKMULGEE | OK |
| 2017-04-12 | 539-286-4XXX | 4000–4999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | OKMULGEE | OK |
| 2017-07-18 | 539-286-5XXX | 5000–5999 | Assigned | COMCAST IP PHONE, LLC | 318J | OKMULGEE | OK |
| 2024-04-17 | 539-286-6XXX | 6000–6999 | Assigned | BTC BROADBAND, INC. | 669B | OKMULGEE | OK |
| 2017-01-04 | 539-286-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | OKMULGEE | OK |
| 2017-07-28 | 539-286-8XXX | 8000–8999 | Assigned | T-MOBILE USA, INC. | 6529 | OKMULGEE | OK |
| 2016-09-06 | 539-286-9XXX | 9000–9999 | Assigned | METROPCS, INC. | 5562 | OKMULGEE | OK |
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.