NumberResearchRecent thousands-block assignments
14 blocks assigned in the last 30 days · from the daily NANPA thousands-block report, 09/20/2026
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, last 30 days — NPA 805
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 |
|---|---|---|---|---|---|---|---|
| 2015-09-15 | 805-323-3XXX | 3000–3999 | Assigned | BANDWIDTH.COM CLEC, LLC - CA | 981E | SATICOY | CA |
| 2015-09-15 | 805-398-8XXX | 8000–8999 | Assigned | BANDWIDTH.COM CLEC, LLC - CA | 981E | PIRU | CA |
| 2015-09-15 | 805-678-3XXX | 3000–3999 | Assigned | BANDWIDTH.COM CLEC, LLC - CA | 981E | POINT MUGU | CA |
| 2015-09-15 | 805-947-4XXX | 4000–4999 | Assigned | BANDWIDTH.COM CLEC, LLC - CA | 981E | VNTRA CNTL | CA |
| 2015-09-14 | 805-395-9XXX | 9000–9999 | Assigned | BANDWIDTH.COM CLEC, LLC - CA | 981E | CAMBRIA | CA |
| 2015-09-10 | 805-329-4XXX | 4000–4999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | SNLUSOBSPO | CA |
| 2015-09-08 | 805-724-7XXX | 7000–7999 | Assigned | T-MOBILE USA, INC. | 6529 | SANBARBARA | CA |
| 2015-09-08 | 805-952-9XXX | 9000–9999 | Assigned | T-MOBILE USA, INC. | 6529 | ATASCADERO | CA |
| 2015-09-03 | 805-638-0XXX | 0000–0999 | Assigned | AT&T ENTERPRISES, LLC | 516C | SIMIVALLEY | CA |
| 2015-09-02 | 805-979-5XXX | 5000–5999 | Assigned | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | SANBARBARA | CA |
| 2015-08-26 | 805-743-9XXX | 9000–9999 | Assigned | T-MOBILE USA, INC. | 6529 | LOMPOC | CA |
| 2015-08-26 | 805-749-9XXX | 9000–9999 | Assigned | IP HORIZON LLC | 515J | SANTAPAULA | CA |
| 2015-08-25 | 805-298-5XXX | 5000–5999 | Assigned | T-MOBILE USA, INC. | 6529 | MOORPARK | CA |
| 2015-08-25 | 805-833-0XXX | 0000–0999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | VNTRA EAST | CA |
| 2015-08-25 | 805-833-1XXX | 1000–1999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | VNTRA EAST | CA |
| 2015-08-25 | 805-836-9XXX | 9000–9999 | Assigned | NEW CINGULAR WIRELESS PCS, LLC | 6010 | OJAI | CA |
| 2015-08-21 | 805-214-0XXX | 0000–0999 | Assigned | IP HORIZON LLC | 515J | NEWBURYPRK | CA |
| 2015-08-21 | 805-561-0XXX | 0000–0999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | VNTRA EAST | CA |
| 2015-08-21 | 805-561-1XXX | 1000–1999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | VNTRA EAST | CA |
| 2015-08-21 | 805-561-2XXX | 2000–2999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | VNTRA EAST | CA |
| 2015-08-21 | 805-561-3XXX | 3000–3999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | VNTRA EAST | CA |
| 2015-08-21 | 805-561-4XXX | 4000–4999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | VNTRA EAST | CA |
| 2015-08-21 | 805-561-6XXX | 6000–6999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | VNTRA EAST | CA |
| 2015-08-21 | 805-561-7XXX | 7000–7999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | VNTRA EAST | CA |
| 2015-08-21 | 805-678-1XXX | 1000–1999 | Assigned | IP HORIZON LLC | 515J | POINT MUGU | CA |
| 2015-08-21 | 805-728-7XXX | 7000–7999 | Assigned | IP HORIZON LLC | 515J | THOUSAOAKS | CA |
| 2015-08-21 | 805-738-4XXX | 4000–4999 | Assigned | IP HORIZON LLC | 515J | CAMARILLO | CA |
| 2015-08-20 | 805-799-0XXX | 0000–0999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-20 | 805-799-1XXX | 1000–1999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-20 | 805-799-2XXX | 2000–2999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-20 | 805-799-3XXX | 3000–3999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-20 | 805-799-4XXX | 4000–4999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-20 | 805-799-5XXX | 5000–5999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-20 | 805-846-0XXX | 0000–0999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-20 | 805-846-1XXX | 1000–1999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-20 | 805-846-2XXX | 2000–2999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-20 | 805-846-3XXX | 3000–3999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-20 | 805-846-4XXX | 4000–4999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-20 | 805-846-5XXX | 5000–5999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-20 | 805-846-6XXX | 6000–6999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-20 | 805-846-7XXX | 7000–7999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-17 | 805-396-0XXX | 0000–0999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-17 | 805-396-2XXX | 2000–2999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-17 | 805-396-6XXX | 6000–6999 | Assigned | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | OXNARD | CA |
| 2015-08-13 | 805-852-9XXX | 9000–9999 | Assigned | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | 7139 | THOUSAOAKS | CA |
| 2015-08-13 | 805-870-3XXX | 3000–3999 | Assigned | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | 7139 | THOUSAOAKS | CA |
| 2015-08-11 | 805-770-8XXX | 8000–8999 | Assigned | COMCAST PHONE OF CALIFORNIA, LLC | 394L | SANBARBARA | CA |
| 2015-07-31 | 805-372-9XXX | 9000–9999 | Assigned | T-MOBILE USA, INC. | 6529 | THOUSAOAKS | CA |
| 2015-07-31 | 805-396-3XXX | 3000–3999 | Assigned | T-MOBILE USA, INC. | 6529 | OXNARD | CA |
| 2015-07-31 | 805-396-4XXX | 4000–4999 | Assigned | T-MOBILE USA, INC. | 6529 | OXNARD | 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.