NumberResearchThousands-blocks in 315-883
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 315-883 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 315 blocks
Most active assignees, all time — NPA 315
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 |
|---|---|---|---|---|---|---|---|
| 2014-06-25 | 315-883-0XXX | 0000–0999 | Assigned | TWC IP ENABLED SERVICES, LLC | 793K | SYRACUSE | NY |
| 2019-01-18 | 315-883-1XXX | 1000–1999 | Assigned | TWC IP ENABLED SERVICES, LLC | 793K | SYRACUSE | NY |
| 2013-11-08 | 315-883-2XXX | 2000–2999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - NY | 4006 | SYRACUSE | NY |
| 2008-11-19 | 315-883-3XXX | 3000–3999 | Assigned | PAETEC ITEL, LLC | 829J | SYRACUSE | NY |
| 2008-12-04 | 315-883-4XXX | 4000–4999 | Assigned | NORTHLAND NETWORKS, LTD. - NY | 7556 | SYRACUSE | NY |
| 2008-12-04 | 315-883-5XXX | 5000–5999 | Assigned | NORTHLAND NETWORKS, LTD. - NY | 7556 | SYRACUSE | NY |
| 2010-03-10 | 315-883-6XXX | 6000–6999 | Assigned | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | SYRACUSE | NY |
| 2010-03-10 | 315-883-7XXX | 7000–7999 | Assigned | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | SYRACUSE | NY |
| 2015-07-15 | 315-883-8XXX | 8000–8999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - NY | 4006 | SYRACUSE | NY |
| 2014-11-03 | 315-883-9XXX | 9000–9999 | Assigned | OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | SYRACUSE | NY |
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.