NumberResearchThousands-blocks in 937-318
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 937-318 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 937 blocks
Most active assignees, all time — NPA 937
New assignments by month
Sep 2026
Aug 2026
Jul 2026
Jun 2026
May 2026
Apr 2026
Mar 2026
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2013-09-05 | 937-318-0XXX | 0000–0999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | 6025 | FAIRBORN | OH |
| 2006-12-08 | 937-318-1XXX | 1000–1999 | Assigned | CINCINNATI BELL EXTENDED TERRITORIES LLC - OH | 309B | FAIRBORN | OH |
| — | 937-318-2XXX | 2000–2999 | Reserved | OHIO BELL TEL CO | 9321 | FAIRBORN | OH |
| 2010-01-11 | 937-318-3XXX | 3000–3999 | Assigned | CINCINNATI BELL EXTENDED TERRITORIES LLC - OH | 309B | FAIRBORN | OH |
| 2003-11-17 | 937-318-4XXX | 4000–4999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH | 7836 | FAIRBORN | OH |
| — | 937-318-5XXX | 5000–5999 | Reserved | OHIO BELL TEL CO | 9321 | FAIRBORN | OH |
| 2013-09-05 | 937-318-6XXX | 6000–6999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | 6025 | FAIRBORN | OH |
| 2006-07-25 | 937-318-7XXX | 7000–7999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH | 7836 | FAIRBORN | OH |
| 2006-10-18 | 937-318-8XXX | 8000–8999 | Assigned | TWC IP ENABLED SERVICES, LLC | 793K | FAIRBORN | OH |
| 2008-02-19 | 937-318-9XXX | 9000–9999 | Assigned | TWC IP ENABLED SERVICES, LLC | 793K | FAIRBORN | OH |
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.