NumberResearchThousands-blocks in 530-497
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 530-497 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 530 blocks
Most active assignees, all time — NPA 530
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 |
|---|---|---|---|---|---|---|---|
| 2014-04-22 | 530-497-0XXX | 0000–0999 | Assigned | BANDWIDTH.COM CLEC, LLC - CA | 981E | PLVL WEST | CA |
| 2017-03-14 | 530-497-1XXX | 1000–1999 | Assigned | TELNYX LLC | 073H | PLVL WEST | CA |
| 2013-11-25 | 530-497-2XXX | 2000–2999 | Assigned | PAETEC ITEL, LLC | 829J | PLVL WEST | CA |
| 2013-03-08 | 530-497-3XXX | 3000–3999 | Assigned | PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 373F | PLVL WEST | CA |
| 2014-09-04 | 530-497-4XXX | 4000–4999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | PLVL WEST | CA |
| 2015-02-17 | 530-497-5XXX | 5000–5999 | Assigned | COMCAST PHONE OF CALIFORNIA, LLC | 394L | PLVL WEST | CA |
| — | 530-497-6XXX | 6000–6999 | Available | PLVL WEST | CA | ||
| 2013-10-30 | 530-497-7XXX | 7000–7999 | Assigned | ONVOY, LLC - CA | 649C | PLVL WEST | CA |
| 2013-10-30 | 530-497-8XXX | 8000–8999 | Assigned | ONVOY, LLC - CA | 649C | PLVL WEST | CA |
| 2021-06-23 | 530-497-9XXX | 9000–9999 | Assigned | ONVOY, LLC - CA | 649C | PLVL WEST | CA |
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.