NumberResearchThousands-blocks in 725-313
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 725-313 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 725 blocks
Most active assignees, all time — NPA 725
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2023-10-05 | 725-313-0XXX | 0000–0999 | Assigned | TELNYX LLC | 073H | INDIAN SPG | NV |
| 2025-10-31 | 725-313-1XXX | 1000–1999 | Assigned | AT&T ENTERPRISES, LLC | 516C | INDIAN SPG | NV |
| 2023-09-19 | 725-313-2XXX | 2000–2999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - NV | 4805 | INDIAN SPG | NV |
| 2026-03-16 | 725-313-3XXX | 3000–3999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC | 6010 | INDIAN SPG | NV |
| — | 725-313-4XXX | 4000–4999 | Available | INDIAN SPG | NV | ||
| — | 725-313-5XXX | 5000–5999 | Available | INDIAN SPG | NV | ||
| — | 725-313-6XXX | 6000–6999 | Available | INDIAN SPG | NV | ||
| 2024-09-18 | 725-313-7XXX | 7000–7999 | Assigned | ONVOY SPECTRUM, LLC | 624H | INDIAN SPG | NV |
| 2024-09-18 | 725-313-8XXX | 8000–8999 | Assigned | ONVOY SPECTRUM, LLC | 624H | INDIAN SPG | NV |
| 2024-06-20 | 725-313-9XXX | 9000–9999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC | 6010 | INDIAN SPG | NV |
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.