Five 9, Inc.
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Five 9, Inc. Five9, Inc. is a leading provider of cloud-based contact center software, offering end-to-end digital engagement, analytics, workforce optimization, AI, and automation solutions to transform contact centers into customer engagement centers.… read more ↓
Transfer network
How toll free numbers move between Five 9, Inc. (BP) and other Resp Orgs, reconstructed from Somos registry snapshots. Larger nodes = more transfer volume; Five 9, Inc. is highlighted. Open the full interactive map →
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- Website: https://www.five9.com/ Domain since 2001 (25y)
At a glance
#132 of 206 oldest
Inventory by NPA
Click any NPA for total pool inventory across the industry.
By status
- WORKING 510,537, 100.0%
- RESERVED 12, 0.0%
Inventory age buckets
- < 1 month 14, 0.0%
- 1–3 months 1,957, 0.4%
- 3–12 months 8,067, 1.5%
- 1–2 years 256,142, 46.6%
- 2–5 years 113,547, 20.6%
- 5+ years 130,805, 23.8%
Ages are measured from each number's last change in the Somos registry, that's the most recent activation, transfer, or status move. Not necessarily the date this RespOrg originally acquired it.
Request a manual history review of a specific toll free number →
Trajectory
Show monthly numbers
| Month | Inventory | Acquired | Harvested | Lost | From spare | To spare |
|---|---|---|---|---|---|---|
| 2018-03 | 172,989 | 0 | 0 | 0 | 0 | 0 |
| 2018-06 | 179,784 | 7,353 | 1 | 558 | 4,587 | 4 |
| 2018-09 | 181,417 | 9,945 | 28 | 8,312 | 3,202 | 1 |
| 2018-10 | 183,604 | 2,439 | 0 | 252 | 1,221 | 0 |
| 2018-11 | 185,848 | 2,700 | 0 | 456 | 616 | 2 |
| 2018-12 | 183,903 | 943 | 0 | 2,888 | 620 | 1 |
| 2019-01 | 198,647 | 16,165 | 0 | 1,421 | 10,616 | 1 |
| 2019-02 | 207,362 | 12,598 | 0 | 3,883 | 8,858 | 0 |
| 2019-03 | 213,332 | 6,138 | 0 | 168 | 4,528 | 0 |
| 2019-04 | 221,526 | 8,710 | 0 | 516 | 6,493 | 4 |
| 2019-05 | 223,794 | 3,674 | 0 | 1,406 | 3,417 | 810 |
| 2019-06 | 229,450 | 7,631 | 0 | 1,975 | 6,512 | 3 |
| 2019-08 | 222,200 | 5,208 | 0 | 12,458 | 2,523 | 12,268 |
| 2019-09 | 236,406 | 15,287 | 0 | 1,081 | 14,289 | 302 |
| 2019-10 | 236,031 | 367 | 0 | 742 | 10 | 289 |
| 2019-11 | 239,544 | 3,893 | 0 | 380 | 2,076 | 2 |
| 2019-12 | 242,860 | 3,955 | 0 | 639 | 2,912 | 3 |
| 2020-01 | 244,567 | 1,892 | 0 | 185 | 1,026 | 4 |
| 2020-02 | 246,773 | 2,652 | 0 | 446 | 524 | 301 |
| 2020-03 | 249,829 | 3,170 | 0 | 114 | 1,523 | 0 |
| 2020-04 | 251,237 | 16,978 | 0 | 15,570 | 16,231 | 4 |
| 2020-05 | 240,886 | 1,551 | 3 | 11,902 | 18 | 5 |
| 2020-06 | 247,628 | 8,505 | 0 | 1,763 | 819 | 3 |
| 2020-07 | 250,034 | 3,367 | 0 | 961 | 1,536 | 2 |
| 2020-08 | 251,061 | 2,018 | 0 | 991 | 525 | 13 |
| 2020-09 | 255,118 | 8,098 | 0 | 4,041 | 5,908 | 2 |
| 2020-10 | 267,663 | 17,802 | 92 | 5,257 | 15,320 | 1 |
| 2020-11 | 278,028 | 10,429 | 0 | 64 | 5,295 | 17 |
| 2020-12 | 279,906 | 2,956 | 0 | 1,078 | 1,498 | 9 |
| 2021-01 | 280,575 | 997 | 0 | 328 | 29 | 0 |
| 2021-02 | 282,509 | 2,326 | 5 | 392 | 941 | 1 |
| 2021-03 | 287,627 | 5,354 | 0 | 236 | 2,133 | 0 |
| 2021-04 | 291,736 | 4,416 | 1 | 307 | 2,629 | 4 |
| 2021-05 | 303,722 | 12,600 | 0 | 614 | 10,023 | 0 |
| 2022-05 | 453,176 | 156,343 | 2,891 | 6,889 | 109,384 | 414 |
| 2022-06 | 452,406 | 5,862 | 0 | 6,632 | 4,136 | 125 |
| 2022-07 | 459,289 | 7,447 | 0 | 564 | 6,324 | 345 |
| 2022-08 | 465,764 | 9,580 | 0 | 3,105 | 8,546 | 16 |
| 2022-09 | 470,894 | 5,233 | 78 | 103 | 3,377 | 28 |
| 2022-10 | 475,808 | 5,158 | 1 | 244 | 2,162 | 19 |
| 2022-11 | 484,060 | 8,567 | 1 | 315 | 7,034 | 25 |
| 2022-12 | 484,912 | 1,236 | 7 | 384 | 573 | 25 |
| 2023-01 | 489,654 | 5,235 | 0 | 493 | 3,294 | 126 |
| 2023-02 | 423,478 | 9,672 | 0 | 75,848 | 8,222 | 63,463 |
| 2023-03 | 457,248 | 34,094 | 0 | 324 | 32,208 | 5 |
| 2023-04 | 468,975 | 14,464 | 0 | 2,737 | 11,203 | 1,327 |
| 2023-05 | 471,729 | 3,746 | 1 | 992 | 2,547 | 139 |
| 2023-06 | 475,956 | 4,678 | 12 | 451 | 2,037 | 12 |
| 2023-07 | 459,289 | 82,804 | 127 | 99,471 | 55,056 | 51,814 |
| 2023-08 | 497,011 | 122,606 | 1,178 | 84,884 | 56,766 | 54,853 |
| 2023-09 | 517,063 | 21,214 | 0 | 1,162 | 6,614 | 89 |
| 2023-10 | 521,211 | 4,501 | 0 | 353 | 3,066 | 109 |
| 2023-11 | 532,833 | 13,077 | 66 | 1,455 | 2,620 | 10 |
| 2023-12 | 544,942 | 25,499 | 282 | 13,390 | 13,209 | 4 |
| 2024-02 | 528,261 | 4,065 | 0 | 20,746 | 0 | 11,176 |
| 2024-03 | 531,501 | 3,908 | 0 | 668 | 1,907 | 0 |
| 2024-04 | 536,998 | 5,743 | 2 | 246 | 5,438 | 0 |
| 2024-05 | 538,921 | 2,196 | 1 | 273 | 1,528 | 0 |
| 2024-06 | 542,761 | 4,410 | 6 | 570 | 4,007 | 0 |
| 2024-07 | 542,723 | 750 | 0 | 788 | 39 | 0 |
| 2024-08 | 543,285 | 906 | 0 | 344 | 16 | 3 |
| 2024-09 | 543,950 | 1,177 | 0 | 512 | 20 | 0 |
| 2024-10 | 544,514 | 749 | 0 | 185 | 59 | 0 |
| 2024-11 | 545,165 | 881 | 0 | 230 | 22 | 0 |
| 2024-12 | 545,021 | 575 | 0 | 719 | 10 | 0 |
| 2025-01 | 544,683 | 645 | 0 | 983 | 36 | 0 |
| 2025-02 | 546,650 | 2,435 | 0 | 468 | 18 | 0 |
| 2025-03 | 546,650 | 0 | 0 | 0 | 0 | 0 |
| 2025-04 | 547,824 | 2,054 | 0 | 880 | 288 | 0 |
| 2025-05 | 547,118 | 492 | 101 | 1,198 | 71 | 0 |
| 2025-06 | 546,667 | 623 | 0 | 1,074 | 22 | 0 |
| 2025-07 | 546,815 | 1,014 | 1 | 866 | 37 | 0 |
| 2025-08 | 545,587 | 399 | 1 | 1,627 | 12 | 0 |
| 2025-09 | 544,955 | 195 | 1 | 827 | 12 | 0 |
| 2025-10 | 545,967 | 1,378 | 0 | 366 | 422 | 0 |
| 2025-11 | 541,596 | 4,292 | 0 | 8,663 | 142 | 0 |
| 2025-12 | 527,660 | 2,835 | 0 | 16,771 | 3 | 0 |
| 2026-01 | 509,020 | 1,133 | 0 | 19,773 | 1 | 0 |
| 2026-02 | 509,341 | 809 | 0 | 488 | 19 | 0 |
| 2026-03 | 511,042 | 1,845 | 0 | 144 | 24 | 0 |
| 2026-04 | 510,423 | 510 | 0 | 1,129 | 19 | 0 |
| 2026-05 | 510,996 | 765 | 0 | 192 | 26 | 0 |
| 2026-06 | 510,563 | 1,062 | 0 | 1,495 | 10 | 0 |
Flow patterns (42-month cumulative)
Inbound (numbers acquired)
| Direct transfer from another RespOrg | 915,144.0 |
| Harvested from disconnect pool | 14,661.0 |
| First assigned from spare pool | 1,473,132.0 |
| Reactivated own disconnects | 6.0 |
Outbound (numbers lost)
| Direct transfer to another RespOrg | 1,035,232.0 |
| Standard disconnect aging process (3+ months in DISC) | 1 |
| Abbreviated disconnect period (1–2 months in DISC) | 6,415 |
| Released directly to spare pool | 792,732.0 |
Of the 6,416 disconnect episodes this RespOrg has sent through aging, 100% were abbreviated (1–2 snapshots in DISC status). That's a strong early-disconnector signal, this RespOrg routinely releases numbers before the full 3–4 month aging window. Worth checking daily for vanity drops.
Top direct-transfer sources (INto BP)
| YH | 34,275.0 | 800ForAll (iconectiv) |
| GA | 30,549.0 | Comet Media |
| LG | 27,027.0 | Lumen Technologies (Lumen) |
| TW | 24,659.0 | Twilio |
| AT | 19,875.0 | AT&T |
| JY | 16,865.0 | Bandwidth |
| BC | 16,694.0 | Incontact (Nice) |
| VZ | 11,171.0 | Verizon Business (Verizon) |
| KS | 8,336.0 | Lumen Technologies (Lumen) |
| SO | 7,623.0 | Signal One |
Top direct-transfer destinations (OUT of BP)
| TW | 60,997.0 | Twilio |
| QC | 26,504.0 | 382 Communications |
| GA | 22,970.0 | Comet Media |
| JY | 21,911.0 | Bandwidth |
| QI | 11,183.0 | Telnyx |
| YH | 9,404.0 | 800ForAll (iconectiv) |
| OM | 6,528.0 | Intrado Communications (Intrado) |
| BC | 5,399.0 | Incontact (Nice) |
| KS | 5,347.0 | Lumen Technologies (Lumen) |
| GD | 4,656.0 | ANI Networks |
Summary
Cloud Contact Center and software
About Five 9, Inc.
Five9, Inc. is a leading provider of cloud-based contact center software, offering end-to-end digital engagement, analytics, workforce optimization, AI, and automation solutions to transform contact centers into customer engagement centers.[1][2][4] Founded in 2001 and headquartered in San Ramon, CA, United States, the company is publicly traded.[1] No information on parent company or exact employee count is available from provided sources.
AI-generated summary (confidence: medium), last updated 2026-04-30. Verify against primary sources before quoting.
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