KCG LLC is a US toll-free Responsible Organization (RespOrg) identified by code SS. They manage and assign toll-free numbers on behalf of business customers.

How many toll-free numbers does KCG LLC have?

KCG LLC (SS) manages 14,130 active toll-free numbers as of 2026-04, according to the Somos toll-free registry tracked by Resporgs.com.

How do I request a specific toll-free number from KCG LLC?

Resporgs.com hosts a request form for KCG LLC at https://resporgs.com/ask/SS. Fill in the number you want and your contact details; we'll route the request to the appropriate party.

KCG LLC SS

Medium Sized Resporgs

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Based in Sandy Hook, CT · satellite · full size

At a glance

Active numbers

14,130

#142 of 481

Change over 4 years

+10,177

+257.5%

Opportunism Index

28.12%

#35 of 228

Vanity matches

12.6%

#167 of 201

Median inventory age

2 mo

0.2 years since last change
#185 of 201 oldest

Sub-codes in use

SSC03, SSC01

Inventory by NPA

Click any NPA for total pool inventory across the industry.

By status

WORKING 13,732 · 97.3%
TRANSIT 334 · 2.4%
RESERVED 50 · 0.4%

Inventory age buckets

1–3 months 7,282 · 50.7%
3–12 months 4,970 · 34.6%
1–2 years 1,367 · 9.5%
2–5 years 113 · 0.8%

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

Total active inventory Numbers harvested from disconnect pool that month

Show monthly numbers

Month	Inventory	Acquired	Harvested	Lost	From spare	To spare
2018-03	3,953	0	0	0	0	0
2018-06	3,977	47	42	23	0	0
2018-09	3,959	30	17	48	0	0
2018-10	4,245	290	259	4	0	0
2018-11	4,063	99	11	281	0	0
2018-12	4,468	406	7	1	0	0
2019-01	4,106	27	13	389	0	0
2019-02	2,452	7	7	1,661	0	0
2019-03	958	191	95	1,685	0	0
2019-04	431	12	11	539	0	0
2019-05	434	9	8	6	0	0
2019-06	449	20	19	5	0	0
2019-08	439	25	18	35	0	6
2019-09	449	13	5	3	6	0
2019-10	471	29	4	7	0	0
2019-11	450	5	4	26	0	0
2019-12	495	46	5	1	0	0
2020-01	465	14	13	44	0	0
2020-02	455	4	4	14	0	0
2020-03	463	8	7	0	1	0
2020-04	461	6	2	8	4	0
2020-05	455	0	0	6	0	0
2020-06	480	25	17	0	5	0
2020-07	464	1	0	17	0	0
2020-08	512	53	1	5	39	0
2020-09	507	1	0	6	1	0
2020-10	508	1	1	0	0	0
2020-11	508	4	4	4	0	0
2020-12	455	1	1	54	0	0
2021-01	459	6	5	2	0	0
2021-02	470	22	0	11	0	0
2021-03	462	14	9	22	0	0
2021-04	445	0	0	17	0	0
2021-05	448	3	2	0	1	0
2022-05	120	104	0	432	13	0
2022-06	120	0	0	0	0	0
2022-07	120	0	0	0	0	0
2022-08	121	1	0	0	1	0
2022-09	124	3	0	0	3	0
2022-10	128	4	0	0	4	0
2022-11	128	0	0	0	0	0
2022-12	128	0	0	0	0	0
2023-01	128	0	0	0	0	0
2023-02	127	0	0	1	0	1
2023-03	127	0	0	0	0	0
2023-04	127	0	0	0	0	0
2023-05	127	0	0	0	0	0
2023-06	127	0	0	0	0	0
2023-07	120	0	0	7	0	7
2023-08	127	7	0	0	7	0
2023-09	127	0	0	0	0	0
2023-10	127	0	0	0	0	0
2023-11	127	0	0	0	0	0
2023-12	2,845	2,719	46	1	306	0
2024-02	127	0	0	2,718	0	843
2024-03	127	0	0	0	0	0
2024-04	127	0	0	0	0	0
2024-05	127	0	0	0	0	0
2024-06	157	30	16	0	0	0
2024-07	635	478	106	0	0	0
2024-08	1,972	1,337	363	0	0	0
2024-09	4,083	2,111	718	0	0	0
2024-10	4,559	476	262	0	0	0
2024-11	4,992	433	203	0	4	0
2024-12	6,253	1,261	82	0	457	0
2025-01	3,053	375	204	3,575	4	0
2025-02	3,396	343	61	0	0	0
2025-03	3,396	0	0	0	0	0
2025-04	4,838	1,504	91	62	178	0
2025-05	11,306	6,468	97	0	451	0
2025-06	11,857	551	17	0	378	0
2025-07	4,766	1,499	84	8,590	508	0
2025-08	7,709	4,394	949	1,451	2,017	0
2025-09	7,933	224	70	0	0	0
2025-10	8,851	918	327	0	283	0
2025-11	8,879	157	61	129	0	0
2025-12	8,987	108	63	0	2	0
2026-01	3,415	598	86	6,170	3	179
2026-02	6,831	3,416	1,051	0	457	0
2026-03	8,374	1,543	384	0	2	0
2026-04	14,130	5,756	4,821	0	0	0

Flow patterns (42-month cumulative)

Inbound (numbers acquired)

Direct transfer from another RespOrg	42,974.0
Harvested from disconnect pool	20,324.0
First assigned from spare pool	10,116.0
Reactivated own disconnects	0.0

Outbound (numbers lost)

Direct transfer to another RespOrg	65,022.0
Standard disconnect aging process (3+ months in DISC)	1
Abbreviated disconnect period (1–2 months in DISC)	0
Released directly to spare pool	3,069.0

Of the 1 disconnect episodes this RespOrg has sent through aging, 0% 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 SS)

VZ	5,556.0	Verizon Business (Verizon)
LQ	3,668.0	Inteliquent
AT	1,705.0	AT&T
HV	1,186.0	Call Haven
JY	1,032.0	Bandwidth
NA	892.0	National Sales Partners
QC	878.0	382 Communications
MY	761.0	Mayfair Communication (Primetel)
GA	591.0	Comet Media
QY	481.0	Inteliquent

Top direct-transfer destinations (OUT of SS)

MY	12,398.0	Mayfair Communication (Primetel)
MT	6,057.0	Toll Free Management
HV	1,205.0	Call Haven
AT	362.0	AT&T
GA	332.0	Comet Media
VZ	167.0	Verizon Business (Verizon)
JY	123.0	Bandwidth
KS	96.0	Lumen Technologies (Lumen)
LQ	90.0	Inteliquent
LG	69.0	Lumen Technologies (Lumen)

Top vanity holdings

Category:

844SANCHEZ 844 844RAMIREZ 800SOCIALZ 800SOCIALZ 844BEARKEY 844 888MOSI TEA 866UNYEMAN 833TREDASH 844FARRIER 833SCHMUCK 833VAN DYKE 833VAN DYKE 844WATERRV 833KRITTER 833LOCNUOC 833LOCNUOC 833LOCNUOC 833TRIUNFO 833TRIUNFO 833TRIUNFO 844SANDIAN 844SANDIAN 833PALATKA 833PALATKA 833PALATKA 844ALMANZA 833TORELLI 833TOSELLI 833TORELLI 833LINBERG 800COTTON TOWELS 833PEDROZA 800SOCIAL WORK 844HOME OIL 800YUNTIAN 800YUNTIAN 800YUNTIAN 844EL HUERO 844ELIVERN 844ELITE RO 888MDSTAFFERS 888MDSTAFF 833RDWATER 833SEXAUER 833REWATER 800ARMAZEM 888RUT LIFE 888SUTLIFF 833HERES TO 866TOYENCO 877CLARIUS 877CLARIUS 877CLARIUS 888MOSI TEA 877CM FIXED 800ERGOSUM 800ERGOSUN 800ERGOSUN

Summary

No more information is available about this resporg. Though with 120 numbers and 25% of those in the top 1% they were probably looking for vanity numbers.

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