Lumen Technologies KS

Large Telcom Group: Lumen

Lumen Technologies website screenshot
Website · visit · full size
Based in Addison, IL
Based in Addison, IL · street view · full size
Based in Addison, IL
Based in Addison, IL · satellite · full size

At a glance

Active numbers
707,713
#12 of 481
Change over 4 years
-1,983,681
-73.7% · #151 of 156
Opportunism Index
0.32%
#154 of 228
Vanity matches
17.3%
#117 of 201
Median inventory age
93 mo
7.8 years since last change
#36 of 201 oldest
Sub-codes in use
4
KSW01, KSV01, KSW99, KSW02

Inventory by NPA

Click any NPA for total pool inventory across the industry.

By status

  • WORKING 704,008 · 99.5%
  • DISCONN 3,403 · 0.5%
  • RESERVED 258 · 0.0%
  • UNAVAIL 22 · 0.0%
  • TRANSIT 8 · 0.0%

Inventory age buckets

  • < 1 month 150 · 0.0%
  • 1–3 months 12,525 · 1.7%
  • 3–12 months 22,537 · 3.0%
  • 1–2 years 132,772 · 17.7%
  • 2–5 years 97,147 · 13.0%
  • 5+ years 438,376 · 58.5%

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
2.9M2.1M1.4M715K02018-032022-112026-04
Show monthly numbers
MonthInventoryAcquiredHarvestedLostFrom spareTo spare
2018-03 2,691,394 0 0 0 0 0
2018-06 2,714,783 80,133 60 56,744 54,641 13,791
2018-09 2,781,771 163,313 2,641 96,325 102,973 41,228
2018-10 2,861,449 84,667 13 4,989 81,334 285
2018-11 2,622,316 6,738 9 245,871 3,802 33,942
2018-12 1,357,976 32,367 3 1,296,707 23,614 75
2019-01 1,364,898 15,898 6 8,976 11,624 1,086
2019-02 1,412,237 49,579 4 2,240 44,265 81
2019-03 1,383,164 6,922 3 35,995 2,278 172
2019-04 1,285,003 11,991 15 110,152 1,348 5,671
2019-05 1,231,728 17,935 4 71,210 9,953 141
2019-06 1,264,140 37,327 2 4,915 28,649 61
2019-08 1,240,398 45,507 9 69,249 34,578 59,552
2019-09 1,301,375 77,508 4 16,531 60,597 121
2019-10 1,302,898 6,899 5 5,376 508 245
2019-11 1,305,318 7,653 5 5,233 1,758 159
2019-12 1,333,917 32,861 8 4,262 10,084 338
2020-01 1,309,851 3,581 2 27,647 980 164
2020-02 1,307,434 22,947 4 25,364 12,574 58
2020-03 1,311,861 8,947 8 4,520 2,127 54
2020-04 1,308,177 10,740 6 14,424 4,113 232
2020-05 1,304,826 7,682 3 11,033 1,313 219
2020-06 1,311,300 8,716 10 2,242 1,546 144
2020-07 1,325,858 18,537 3 3,979 12,061 379
2020-08 1,326,810 18,144 7 17,192 8,759 13
2020-09 1,330,478 9,100 4 5,432 1,812 90
2020-10 1,329,120 7,533 3 8,891 2,862 26
2020-11 1,348,070 25,404 11 6,454 21,603 4
2020-12 1,350,030 7,844 14 5,884 1,457 40
2021-01 1,377,485 31,336 27 3,881 15,984 98
2021-02 1,395,065 27,136 36 9,556 716 1,961
2021-03 1,392,066 12,976 5 15,975 1,687 3
2021-04 1,396,636 24,335 14 19,765 11,897 35
2021-05 1,394,943 5,771 6 7,464 613 89
2022-05 1,321,871 80,998 95 154,070 42,112 16,020
2022-06 1,262,867 2,671 105 61,675 689 1,145
2022-07 1,262,753 4,204 12 4,318 1,501 991
2022-08 1,258,887 3,939 1 7,805 1,668 1,334
2022-09 1,115,222 4,652 8 148,317 2,021 2,209
2022-10 1,111,894 2,896 3 6,224 786 222
2022-11 1,104,330 2,883 1 10,447 293 58
2022-12 1,092,108 4,338 1 16,560 904 49
2023-01 1,009,733 3,813 2 86,188 180 34,057
2023-02 1,008,794 2,199 2 3,138 526 979
2023-03 1,015,157 7,692 10 1,329 3,109 29
2023-04 964,866 7,113 4 57,404 1,389 338
2023-05 994,185 36,354 3 7,035 5,191 1,157
2023-06 1,053,768 64,277 6 4,694 60,820 735
2023-07 1,262,753 341,536 870 132,551 90,154 62,801
2023-08 1,145,370 226,591 565 343,974 145,257 148,519
2023-09 1,132,020 4,001 3 17,351 580 5,302
2023-10 1,117,032 2,335 1 17,323 463 9,966
2023-11 1,090,657 2,598 10 28,973 350 22,629
2023-12 839,920 68,319 312 319,056 27,043 14,019
2024-02 1,000,960 226,517 405 65,477 4,202 27,219
2024-03 1,000,367 4,609 6 5,202 1,730 27
2024-04 998,390 2,634 17 4,611 1,378 0
2024-05 1,015,207 26,288 1 9,471 18,577 1
2024-06 1,019,198 8,417 31 4,426 649 0
2024-07 1,015,132 12,158 252 16,224 9,823 1
2024-08 1,015,703 4,029 0 3,458 353 2
2024-09 1,022,049 11,255 931 4,909 8,834 0
2024-10 1,033,836 19,961 5 8,174 310 0
2024-11 1,013,551 14,759 1 35,044 11,310 0
2024-12 871,706 2,958 0 144,803 911 873
2025-01 838,256 24,305 370 57,755 10,042 3,511
2025-02 835,049 11,842 2 15,049 2,257 8,437
2025-03 835,049 0 0 0 0 0
2025-04 837,954 8,602 9 5,697 910 0
2025-05 840,961 5,964 46 2,957 813 27
2025-06 845,573 11,076 23 6,464 775 0
2025-07 834,139 2,623 29 14,057 677 3
2025-08 821,191 3,200 46 16,148 355 0
2025-09 812,925 3,274 14 11,540 1,119 0
2025-10 719,904 6,865 7 99,886 691 0
2025-11 710,492 1,429 3 10,841 458 0
2025-12 710,678 2,907 0 2,721 680 0
2026-01 710,123 2,567 46 3,122 919 0
2026-02 706,971 1,503 1 4,655 413 0
2026-03 709,397 5,316 8 2,890 517 0
2026-04 707,713 2,811 17 4,495 239 1

Flow patterns (42-month cumulative)

Inbound (numbers acquired)

Direct transfer from another RespOrg1,400,886.0
Harvested from disconnect pool8,049.0
First assigned from spare pool844,611.0
Reactivated own disconnects29,490.0

Outbound (numbers lost)

Direct transfer to another RespOrg3,311,288.0
Standard disconnect aging process (3+ months in DISC)391,316
Abbreviated disconnect period (1–2 months in DISC)87,191
Released directly to spare pool555,692.0

Of the 478,507 disconnect episodes this RespOrg has sent through aging, 18% were abbreviated (1–2 snapshots in DISC status). This RespOrg lets most numbers age the full 3–4 months before release — normal pattern.

Top direct-transfer sources (INto KS)

JY199,678.0Bandwidth
AL69,738.0Lumen Technologies (Lumen)
AT39,340.0AT&T
DN29,027.0Dish Network
LG23,013.0Lumen Technologies (Lumen)
TW14,510.0Twilio
VZ12,820.0Verizon Business (Verizon)
LQ7,128.0Inteliquent
YV4,373.0Invoca
GA4,174.0Comet Media

Top direct-transfer destinations (OUT of KS)

JY400,060.0Bandwidth
TZ109,505.0Amazon.com (Amazon)
LQ87,574.0Inteliquent
PN65,450.0Peerless Network
AL21,401.0Lumen Technologies (Lumen)
TW20,999.0Twilio
GA12,147.0Comet Media
RB10,072.0RingCentral
OT8,428.0Vonage
AT6,811.0AT&T

Top vanity holdings

Summary

The Lumen Platform is the fastest, most secure platform for next-gen business applications and data, integrating global network infrastructure, cloud connectivity, edge computing, connected security, voice, collaboration and enterprise-class services into a seamless experience.

About Lumen Technologies

Lumen Technologies, Inc. (formerly CenturyLink, Inc.) is an American telecommunications company headquartered in Monroe, Louisiana[1] that provides network, security, cloud, voice, and managed communications services through fiber optic and copper networks, data centers, and cloud computing infrastructure[1]. The company is publicly traded on the NYSE under ticker LUMN[4] with approximately 29,000 employees[2] and 2024 revenues of $12.69 billion[4].

Affiliations: No subsidiary or parent company information found in provided search results.

Toll-free / RespOrg activity: No toll-free or RespOrg-specific news found in search results. Note: User query lists HQ as Addison, IL, but search results consistently show Monroe, Louisiana as headquarters[1][2][4].

AI-generated summary (confidence: medium), last updated 2026-04-30. Verify against primary sources before quoting.

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