NumberResearchThousands-blocks in 681-315
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 681-315 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 681 blocks
Most active assignees, all time — NPA 681
New assignments by month
Sep 2026
Aug 2026
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Oct 2025
| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| 2016-03-01 | 681-315-0XXX | 0000–0999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PRKRSBGZN1 | WV |
| 2019-11-15 | 681-315-1XXX | 1000–1999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PRKRSBGZN1 | WV |
| 2016-06-23 | 681-315-2XXX | 2000–2999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PRKRSBGZN1 | WV |
| 2013-07-18 | 681-315-3XXX | 3000–3999 | Assigned | DIGITAL CONNECTIONS, INC. - WV | 5201 | PRKRSBGZN1 | WV |
| 2018-05-02 | 681-315-4XXX | 4000–4999 | Assigned | BANDWIDTH.COM CLEC, LLC - WV | 080F | PRKRSBGZN1 | WV |
| 2019-11-15 | 681-315-5XXX | 5000–5999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PRKRSBGZN1 | WV |
| 2015-02-06 | 681-315-6XXX | 6000–6999 | Assigned | TELEPORT COMMUNICATIONS AMERICA, LLC - WV | 077G | PRKRSBGZN1 | WV |
| 2015-10-09 | 681-315-7XXX | 7000–7999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PRKRSBGZN1 | WV |
| 2015-08-28 | 681-315-8XXX | 8000–8999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PRKRSBGZN1 | WV |
| 2014-06-11 | 681-315-9XXX | 9000–9999 | Assigned | CSC VOICE, LLC | 612K | PRKRSBGZN1 | WV |
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.