Suddenlink DE

alias: Suddenlink is now Optimum

Regional Phone Company

Suddenlink website screenshot
Website · visit · full size
Based in Lubbock, TX
Based in Lubbock, TX · street view · full size
Based in Lubbock, TX
Based in Lubbock, TX · satellite · full size

At a glance

Active numbers
4,336
#207 of 481
Change over 4 years
-1,212
-21.8%
Opportunism Index
0.36%
#200 of 228
Vanity matches
21.5%
Median inventory age
103 mo
8.6 years since last change
Sub-codes in use
1
DEN01

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

Total active inventory Numbers harvested from disconnect pool that month
6K4K3K1K02018-032022-112026-04
Show monthly numbers
MonthInventoryAcquiredHarvestedLostFrom spareTo 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 RespOrg4,323.0
Harvested from disconnect pool3.0
First assigned from spare pool180.0
Reactivated own disconnects18.0

Outbound (numbers lost)

Direct transfer to another RespOrg8,036.0
Standard disconnect aging process (3+ months in DISC)97
Abbreviated disconnect period (1–2 months in DISC)68
Released directly to spare pool60.0

Of the 165 disconnect episodes this RespOrg has sent through aging, 41% were abbreviated (1–2 snapshots in DISC status).

Top direct-transfer sources (INto DE)

EY1,144.0Cablevision Lightpath
JY42.0Bandwidth
LG26.0Lumen Technologies (Lumen)
AW23.0AT&T Long Distance (AT&T)
LQ19.0Inteliquent
GD17.0ANI Networks
RB16.0RingCentral
FL14.0Frontier
RS13.0AccessLine
QY12.0Inteliquent

Top direct-transfer destinations (OUT of DE)

EY1,267.0Cablevision Lightpath
JY160.0Bandwidth
GD64.0ANI Networks
RB62.0RingCentral
LQ62.0Inteliquent
QY49.0Inteliquent
RS44.0AccessLine
QI40.0Telnyx
ID25.0Brightlink
FL16.0Frontier

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.

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