NumberResearchRecent thousands-block assignments
0 blocks assigned in the last 30 days · from the daily NANPA thousands-block report, 09/19/2026
Most carrier growth happens here, not at the prefix level: under number pooling, carriers receive individual 1,000-number blocks (e.g. 626-470-0XXX) within already-assigned prefixes. Assignments are initial assignments — the current serving carrier of individual numbers may differ due to portability.
Most active assignees, all time — NPA 979
New assignments by month
Sep 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2025-09-18 | 979-280-3XXX | 3000–3999 | Assigned | AT&T ENTERPRISES, LLC | 516C | HEARNE | TX |
| 2025-07-08 | 979-368-7XXX | 7000–7999 | Assigned | AT&T ENTERPRISES, LLC | 516C | CALVERT | TX |
| 2011-10-28 | 979-232-3XXX | 3000–3999 | Assigned | AT&T ENTERPRISES, LLC | 516C | EAGLE LAKE | TX |
| 2011-10-28 | 979-270-5XXX | 5000–5999 | Assigned | AT&T ENTERPRISES, LLC | 516C | BELLVILLE | TX |
| 2011-10-28 | 979-921-5XXX | 5000–5999 | Assigned | AT&T ENTERPRISES, LLC | 516C | HEMPSTEAD | TX |
| 2011-07-21 | 979-421-8XXX | 8000–8999 | Assigned | AT&T ENTERPRISES, LLC | 516C | BRENHAM | TX |
| 2011-02-02 | 979-276-7XXX | 7000–7999 | Assigned | AT&T ENTERPRISES, LLC | 516C | GARWOOD | TX |
| 2011-01-07 | 979-292-8XXX | 8000–8999 | Assigned | AT&T ENTERPRISES, LLC | 516C | CLTLKJCKSN | TX |
| 2011-01-07 | 979-308-4XXX | 4000–4999 | Assigned | AT&T ENTERPRISES, LLC | 516C | ANGLETON | TX |
| 2011-01-07 | 979-476-3XXX | 3000–3999 | Assigned | AT&T ENTERPRISES, LLC | 516C | BAY CITY | TX |
| 2011-01-07 | 979-531-3XXX | 3000–3999 | Assigned | AT&T ENTERPRISES, LLC | 516C | WHARTON | TX |
| 2011-01-07 | 979-534-2XXX | 2000–2999 | Assigned | AT&T ENTERPRISES, LLC | 516C | EL CAMPO | TX |
| 2011-01-07 | 979-627-9XXX | 9000–9999 | Assigned | AT&T ENTERPRISES, LLC | 516C | SEALY | TX |
| 2011-01-07 | 979-863-5XXX | 5000–5999 | Assigned | AT&T ENTERPRISES, LLC | 516C | MATAGORDA | TX |
| 2011-01-07 | 979-871-4XXX | 4000–4999 | Assigned | AT&T ENTERPRISES, LLC | 516C | FREEPORT | TX |
| 2011-01-07 | 979-942-9XXX | 9000–9999 | Assigned | AT&T ENTERPRISES, LLC | 516C | COLUMBUS | TX |
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.