NumberResearchThousands-blocks in 713-352
This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/21/2026
The ten 1,000-number thousand-blocks inside prefix 713-352 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 713 blocks
Most active assignees, all time — NPA 713
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2013-05-21 | 713-352-0XXX | 0000–0999 | Assigned | BANDWIDTH.COM CLEC, LLC - TX | 004F | APOLLO | TX |
| 2014-06-18 | 713-352-1XXX | 1000–1999 | Assigned | BANDWIDTH.COM CLEC, LLC - TX | 004F | APOLLO | TX |
| 2020-12-18 | 713-352-2XXX | 2000–2999 | Assigned | ONVOY, LLC - TX | 903C | APOLLO | TX |
| 2014-06-18 | 713-352-3XXX | 3000–3999 | Assigned | BANDWIDTH.COM CLEC, LLC - TX | 004F | APOLLO | TX |
| 2013-12-02 | 713-352-4XXX | 4000–4999 | Assigned | GRANDE COMMUNICATIONS NETWORKS, INC. - TX | 7670 | APOLLO | TX |
| 2014-03-04 | 713-352-5XXX | 5000–5999 | Assigned | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 671J | APOLLO | TX |
| 2013-09-03 | 713-352-6XXX | 6000–6999 | Assigned | ONVOY, LLC - TX | 903C | APOLLO | TX |
| 2014-03-12 | 713-352-7XXX | 7000–7999 | Assigned | BANDWIDTH.COM CLEC, LLC - TX | 004F | APOLLO | TX |
| 2014-03-12 | 713-352-8XXX | 8000–8999 | Assigned | BANDWIDTH.COM CLEC, LLC - TX | 004F | APOLLO | TX |
| 2014-06-16 | 713-352-9XXX | 9000–9999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | APOLLO | TX |
Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/21/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.