NumberResearchThousands-blocks in 856-284
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 856-284 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 856 blocks
Most active assignees, all time — NPA 856
New assignments by month
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2012-08-22 | 856-284-0XXX | 0000–0999 | Assigned | PEERLESS NETWORK OF NEW JERSEY, LLC - NJ | 264F | PAULSBORO | NJ |
| — | 856-284-1XXX | 1000–1999 | Available | PAULSBORO | NJ | ||
| 2004-02-25 | 856-284-2XXX | 2000–2999 | Assigned | MONMOUTH TELEPHONE AND TELEGRAPH, INC. - NJ | 3639 | PAULSBORO | NJ |
| 2019-03-27 | 856-284-3XXX | 3000–3999 | Assigned | BANDWIDTH.COM CLEC, LLC - NJ | 118F | PAULSBORO | NJ |
| — | 856-284-4XXX | 4000–4999 | Available | PAULSBORO | NJ | ||
| 2014-02-13 | 856-284-5XXX | 5000–5999 | Assigned | CENTURYLINK COMMUNICATIONS, LLC | 508J | PAULSBORO | NJ |
| 2009-04-28 | 856-284-6XXX | 6000–6999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ | 7134 | PAULSBORO | NJ |
| 2022-03-25 | 856-284-7XXX | 7000–7999 | Assigned | TON80 COMMUNICATIONS, LLC | 516J | PAULSBORO | NJ |
| — | 856-284-8XXX | 8000–8999 | Available | PAULSBORO | NJ | ||
| — | 856-284-9XXX | 9000–9999 | Reserved | TELEPORT COMMUNICATIONS AMERICA, LLC - NJ | 7310 | PAULSBORO | NJ |
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.