NumberResearchThousands-blocks in 952-257
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 952-257 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 952 blocks
Most active assignees, all time — NPA 952
New assignments by month
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2022-06-16 | 952-257-0XXX | 0000–0999 | Assigned | COMMIO, LLC | 939H | NEW PRAGUE | MN |
| 2022-06-16 | 952-257-1XXX | 1000–1999 | Assigned | COMMIO, LLC | 939H | NEW PRAGUE | MN |
| 2024-04-24 | 952-257-2XXX | 2000–2999 | Assigned | BOOST SUBSCRIBERCO L.L.C. | 490J | NEW PRAGUE | MN |
| — | 952-257-3XXX | 3000–3999 | Available | NEW PRAGUE | MN | ||
| 2021-12-13 | 952-257-4XXX | 4000–4999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - MN | 5256 | NEW PRAGUE | MN |
| 2022-01-19 | 952-257-5XXX | 5000–5999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - MN | 5256 | NEW PRAGUE | MN |
| 2022-05-05 | 952-257-6XXX | 6000–6999 | Assigned | TELEPORT COMMUNICATIONS AMERICA, LLC - MN | 8405 | NEW PRAGUE | MN |
| 2018-06-08 | 952-257-7XXX | 7000–7999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | NEW PRAGUE | MN |
| 2014-08-18 | 952-257-8XXX | 8000–8999 | Assigned | ECKLES TEL. CO. | 1386 | NEW PRAGUE | MN |
| — | 952-257-9XXX | 9000–9999 | Available | NEW PRAGUE | MN |
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.