Suddenlink DE
alias: Suddenlink is now Optimum
- Website: https://suddenlink.com Domain since 2006 (20y)
At a glance
Inventory by NPA
Click any NPA for total pool inventory across the industry.
By status
- WORKING 4,314 · 99.8%
- DISCONN 8 · 0.2%
Inventory age buckets
- 1–3 months 4 · 0.1%
- 3–12 months 16 · 0.3%
- 1–2 years 1,260 · 27.0%
- 2–5 years 135 · 2.9%
- 5+ years 2,899 · 62.2%
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 | 5,548 | 0 | 0 | 0 | 0 | 0 |
| 2018-06 | 5,577 | 116 | 2 | 87 | 31 | 17 |
| 2018-09 | 5,563 | 72 | 0 | 86 | 19 | 4 |
| 2018-10 | 5,546 | 30 | 0 | 47 | 17 | 2 |
| 2018-11 | 5,542 | 20 | 1 | 24 | 3 | 0 |
| 2018-12 | 5,532 | 23 | 0 | 33 | 9 | 0 |
| 2019-01 | 5,533 | 18 | 0 | 17 | 0 | 0 |
| 2019-02 | 5,536 | 20 | 1 | 17 | 6 | 0 |
| 2019-03 | 5,539 | 21 | 1 | 18 | 7 | 0 |
| 2019-04 | 5,530 | 18 | 1 | 27 | 7 | 1 |
| 2019-05 | 5,518 | 15 | 0 | 27 | 3 | 0 |
| 2019-06 | 5,485 | 16 | 0 | 49 | 7 | 4 |
| 2019-08 | 5,089 | 27 | 0 | 423 | 12 | 388 |
| 2019-09 | 5,474 | 408 | 0 | 23 | 395 | 0 |
| 2019-10 | 5,441 | 1 | 0 | 34 | 0 | 3 |
| 2019-11 | 5,398 | 6 | 1 | 49 | 2 | 1 |
| 2019-12 | 5,371 | 0 | 0 | 27 | 0 | 0 |
| 2020-01 | 5,352 | 5 | 0 | 24 | 2 | 0 |
| 2020-02 | 5,329 | 0 | 0 | 23 | 0 | 1 |
| 2020-03 | 5,319 | 6 | 0 | 16 | 5 | 0 |
| 2020-04 | 5,318 | 8 | 0 | 9 | 3 | 0 |
| 2020-05 | 5,305 | 3 | 0 | 16 | 0 | 1 |
| 2020-06 | 5,285 | 5 | 0 | 25 | 1 | 0 |
| 2020-07 | 5,264 | 5 | 0 | 26 | 0 | 1 |
| 2020-08 | 5,257 | 14 | 0 | 21 | 2 | 0 |
| 2020-09 | 5,240 | 4 | 0 | 21 | 1 | 1 |
| 2020-10 | 5,219 | 4 | 0 | 25 | 1 | 0 |
| 2020-11 | 5,207 | 7 | 0 | 19 | 2 | 0 |
| 2020-12 | 5,191 | 2 | 0 | 18 | 0 | 0 |
| 2021-01 | 5,178 | 12 | 0 | 25 | 2 | 0 |
| 2021-02 | 5,170 | 5 | 0 | 13 | 1 | 0 |
| 2021-03 | 5,150 | 3 | 0 | 23 | 2 | 0 |
| 2021-04 | 5,143 | 12 | 1 | 19 | 3 | 0 |
| 2021-05 | 5,125 | 10 | 0 | 28 | 1 | 0 |
| 2022-05 | 5,000 | 56 | 1 | 181 | 18 | 5 |
| 2022-06 | 4,992 | 6 | 0 | 14 | 4 | 0 |
| 2022-07 | 4,978 | 4 | 0 | 18 | 2 | 0 |
| 2022-08 | 4,966 | 5 | 0 | 17 | 3 | 0 |
| 2022-09 | 4,954 | 6 | 0 | 18 | 1 | 2 |
| 2022-10 | 4,947 | 5 | 0 | 12 | 0 | 0 |
| 2022-11 | 4,928 | 3 | 0 | 22 | 1 | 0 |
| 2022-12 | 4,902 | 4 | 0 | 30 | 1 | 0 |
| 2023-01 | 4,900 | 5 | 0 | 7 | 0 | 0 |
| 2023-02 | 4,882 | 2 | 0 | 20 | 0 | 0 |
| 2023-03 | 4,873 | 4 | 0 | 13 | 1 | 0 |
| 2023-04 | 4,867 | 8 | 0 | 14 | 5 | 0 |
| 2023-05 | 4,833 | 5 | 0 | 39 | 2 | 0 |
| 2023-06 | 4,812 | 11 | 0 | 32 | 2 | 0 |
| 2023-07 | 4,978 | 218 | 0 | 52 | 5 | 11 |
| 2023-08 | 4,785 | 55 | 0 | 248 | 12 | 7 |
| 2023-09 | 4,775 | 5 | 0 | 15 | 0 | 0 |
| 2023-10 | 4,749 | 3 | 0 | 29 | 3 | 0 |
| 2023-11 | 4,746 | 3 | 0 | 6 | 0 | 0 |
| 2023-12 | 3,952 | 50 | 0 | 844 | 14 | 2 |
| 2024-02 | 4,709 | 798 | 0 | 41 | 1 | 11 |
| 2024-03 | 4,689 | 8 | 0 | 28 | 2 | 0 |
| 2024-04 | 4,678 | 4 | 0 | 15 | 0 | 0 |
| 2024-05 | 4,672 | 3 | 0 | 9 | 1 | 0 |
| 2024-06 | 4,023 | 2 | 0 | 651 | 0 | 0 |
| 2024-07 | 4,017 | 3 | 0 | 9 | 0 | 0 |
| 2024-08 | 4,013 | 6 | 0 | 10 | 1 | 0 |
| 2024-09 | 3,985 | 2 | 0 | 30 | 1 | 0 |
| 2024-10 | 3,986 | 7 | 0 | 6 | 2 | 0 |
| 2024-11 | 3,974 | 3 | 0 | 15 | 0 | 0 |
| 2024-12 | 3,961 | 5 | 0 | 18 | 0 | 0 |
| 2025-01 | 3,946 | 7 | 1 | 22 | 0 | 0 |
| 2025-02 | 3,938 | 1 | 0 | 9 | 0 | 0 |
| 2025-03 | 3,938 | 0 | 0 | 0 | 0 | 0 |
| 2025-04 | 3,933 | 4 | 0 | 9 | 0 | 0 |
| 2025-05 | 4,415 | 490 | 0 | 8 | 0 | 0 |
| 2025-06 | 4,403 | 1 | 0 | 13 | 0 | 0 |
| 2025-07 | 4,401 | 5 | 0 | 7 | 0 | 0 |
| 2025-08 | 4,387 | 1 | 0 | 15 | 0 | 0 |
| 2025-09 | 4,385 | 1 | 0 | 3 | 1 | 0 |
| 2025-10 | 4,385 | 12 | 0 | 12 | 10 | 0 |
| 2025-11 | 4,366 | 0 | 0 | 19 | 0 | 0 |
| 2025-12 | 4,361 | 2 | 0 | 7 | 0 | 0 |
| 2026-01 | 4,359 | 3 | 0 | 5 | 3 | 0 |
| 2026-02 | 4,352 | 1 | 0 | 8 | 0 | 0 |
| 2026-03 | 4,344 | 2 | 0 | 10 | 1 | 0 |
| 2026-04 | 4,336 | 3 | 0 | 11 | 0 | 0 |
Flow patterns (42-month cumulative)
Inbound (numbers acquired)
| Direct transfer from another RespOrg | 4,323.0 |
| Harvested from disconnect pool | 3.0 |
| First assigned from spare pool | 180.0 |
| Reactivated own disconnects | 18.0 |
Outbound (numbers lost)
| Direct transfer to another RespOrg | 8,036.0 |
| Standard disconnect aging process (3+ months in DISC) | 97 |
| Abbreviated disconnect period (1–2 months in DISC) | 68 |
| Released directly to spare pool | 60.0 |
Of the 165 disconnect episodes this RespOrg has sent through aging, 41% were abbreviated (1–2 snapshots in DISC status).
Top vanity holdings
Summary
Suddenlink / Optimum offers highspeed internet, tv and communications all in one regional provider.
About Suddenlink
Suddenlink Communications is a cable broadband, TV, and phone service provider primarily operating in the South, Midwest, and Western US, now rebranded as Optimum with all features unchanged[1][3][4]. It is owned by Altice USA (a public company) and traces its roots to Classic Communications founded in 1992, with historical headquarters in Lubbock, TX[2]. The company serves millions of customers but exact current size post-rebrand is not specified in available sources.
Affiliations: Owned by Altice USA; rebranded as Optimum. No subsidiaries or related operators mentioned.
Toll-free / RespOrg activity: No information found on Suddenlink's toll-free or RespOrg (DEN01) activities.
AI-generated summary (confidence: medium), last updated 2026-04-30. Verify against primary sources before quoting.
Recent news (2)
-
Suddenlink Has Become Optimum 2023-12
Suddenlink has fully transitioned to the Optimum brand, maintaining all existing features and services under the new name. This rebranding is part of a larger effort by Optimum's parent company to unify its various cable and internet service providers under a single brand.
-
Suddenlink Internet Review and Prices 2026 2026-01
Suddenlink, owned by Altice USA, offers unlimited data plans with internet speeds up to 940 Mbps download, starting at $29.99 per month promotional pricing in select markets.The high-speed internet plans are available to customers in the areas where Suddenlink operates.
Contact-form message
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