NumberResearchThousands-blocks in 918-913
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 918-913 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 918 blocks
Most active assignees, all time — NPA 918
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2005-01-27 | 918-913-0XXX | 0000–0999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - OK | 5257 | MUSKOGEE | OK |
| 2007-09-14 | 918-913-1XXX | 1000–1999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MUSKOGEE | OK |
| 2008-01-21 | 918-913-2XXX | 2000–2999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MUSKOGEE | OK |
| 2007-04-20 | 918-913-3XXX | 3000–3999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OK | 7258 | MUSKOGEE | OK |
| — | 918-913-4XXX | 4000–4999 | Reserved | LEVEL 3 COMMUNICATIONS, LLC - OK | 5257 | MUSKOGEE | OK |
| 2009-02-20 | 918-913-5XXX | 5000–5999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MUSKOGEE | OK |
| 2009-11-02 | 918-913-6XXX | 6000–6999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MUSKOGEE | OK |
| 2013-10-30 | 918-913-7XXX | 7000–7999 | Assigned | CSC VOICE, LLC | 612K | MUSKOGEE | OK |
| 2008-10-02 | 918-913-8XXX | 8000–8999 | Assigned | T-MOBILE USA, INC. | 6529 | MUSKOGEE | OK |
| 2010-03-01 | 918-913-9XXX | 9000–9999 | Assigned | CSC VOICE, LLC | 612K | MUSKOGEE | OK |
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.