NumberResearchThousands-blocks in 318-624
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 318-624 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 318 blocks
Most active assignees, all time — NPA 318
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 318-624-0XXX | 0000–0999 | Reserved | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | 9419 | HAYNESVL | LA |
| — | 318-624-1XXX | 1000–1999 | Reserved | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | 9419 | HAYNESVL | LA |
| — | 318-624-2XXX | 2000–2999 | Reserved | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | 9419 | HAYNESVL | LA |
| — | 318-624-3XXX | 3000–3999 | Reserved | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | 9419 | HAYNESVL | LA |
| 2010-01-08 | 318-624-4XXX | 4000–4999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA | 6505 | HAYNESVL | LA |
| 2010-01-14 | 318-624-5XXX | 5000–5999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - LA | 8764 | HAYNESVL | LA |
| 2010-09-27 | 318-624-6XXX | 6000–6999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - LA | 6505 | HAYNESVL | LA |
| 2012-11-26 | 318-624-7XXX | 7000–7999 | Assigned | AT&T ENTERPRISES, LLC | 516C | HAYNESVL | LA |
| 2017-08-09 | 318-624-8XXX | 8000–8999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - LA | 3232 | HAYNESVL | LA |
| 2022-06-06 | 318-624-9XXX | 9000–9999 | Assigned | TERRA NOVA TELECOM INC. | 145J | HAYNESVL | LA |
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.