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

How many toll free numbers does SBC have?

SBC (SH) manages 2,862 active toll free numbers as of 2026-06, according to the Somos toll free registry tracked by Resporgs.com.

How do I request a specific toll free number from SBC?

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

RespOrg directory

SBC

alias: att.com

Large Telcom Group: AT&T

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Transfer network

How toll free numbers move between SBC (SH) and other Resp Orgs, reconstructed from Somos registry snapshots. Larger nodes = more transfer volume; SBC is highlighted. Open the full interactive map →

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Transfer Funnel (acquired at a drop, then moved on) Off-hours fast pickup

Website, visit, full size

Based in Chicago, IL, street view, full size

Based in Chicago, IL, satellite, full size

Website: https://www.att.com/ Domain since 1986 (40y)
Phone: (800) 288-2020 via web search: att.com
👥 Shared address (2 resporgs)

At a glance

Active numbers

2,862

#231 of 481

Change over 4 years

-3,868

-57.5%

Opportunism Index

0.30%

#189 of 320

Vanity matches

18.6%

Median inventory age

224 mo

18.7 years since last change

Sub-codes in use

SHSW1, SHSW6

Inventory by NPA

Click any NPA for total pool inventory across the industry.

By status

WORKING 2,776, 97.5%
DISCONN 54, 1.9%
UNAVAIL 17, 0.6%
TRANSIT 1, 0.0%

Inventory age buckets

< 1 month 85, 2.8%
1–3 months 2, 0.1%
3–12 months 12, 0.4%
1–2 years 252, 8.4%
2–5 years 292, 9.7%
5+ years 2,116, 70.5%

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

Show monthly numbers

Month	Inventory	Acquired	Harvested	Lost	From spare	To spare
2018-03	6,730	0	0	0	0	0
2018-06	6,693	0	0	37	0	9
2018-09	6,686	0	0	7	0	1
2018-10	6,676	0	0	10	0	0
2018-11	6,644	0	0	32	0	0
2018-12	6,640	0	0	4	0	0
2019-01	6,630	0	0	10	0	0
2019-02	6,625	0	0	5	0	0
2019-03	6,624	0	0	1	0	0
2019-04	6,624	0	0	0	0	0
2019-05	6,618	0	0	6	0	0
2019-06	6,609	0	0	9	0	0
2019-08	5,981	0	0	628	0	612
2019-09	6,574	604	0	11	604	0
2019-10	6,563	0	0	11	0	0
2019-11	6,560	0	0	3	0	0
2019-12	6,551	0	0	9	0	0
2020-01	6,540	0	0	11	0	0
2020-02	6,531	0	0	9	0	0
2020-03	6,511	0	0	20	0	0
2020-04	6,504	0	0	7	0	0
2020-05	6,476	0	0	28	0	0
2020-06	6,475	0	0	1	0	0
2020-07	6,468	0	0	7	0	0
2020-08	6,461	0	0	7	0	0
2020-09	6,449	0	0	12	0	0
2020-10	6,439	0	0	10	0	0
2020-11	6,433	0	0	6	0	0
2020-12	6,424	0	0	9	0	0
2021-01	6,400	0	0	24	0	0
2021-02	6,395	0	0	5	0	0
2021-03	6,388	0	0	7	0	0
2021-04	6,380	0	0	8	0	0
2021-05	6,373	0	0	7	0	0
2022-05	4,605	0	0	1,768	0	18
2022-06	4,546	0	0	59	0	0
2022-07	4,430	0	0	116	0	0
2022-08	4,420	1	0	11	0	0
2022-09	4,266	0	0	154	0	0
2022-10	3,403	0	0	863	0	0
2022-11	3,398	0	0	5	0	0
2022-12	3,395	0	0	3	0	0
2023-01	3,394	0	0	1	0	0
2023-02	3,389	0	0	5	0	0
2023-03	3,387	0	0	2	0	0
2023-04	3,384	0	0	3	0	0
2023-05	3,372	0	0	12	0	0
2023-06	3,367	0	0	5	0	0
2023-07	4,430	1,064	1	1	247	0
2023-08	3,356	1	0	1,075	0	239
2023-09	3,354	0	0	2	0	0
2023-10	3,347	0	0	7	0	0
2023-11	3,344	0	0	3	0	0
2023-12	3,006	0	0	338	0	30
2024-02	3,315	309	5	0	27	0
2024-03	3,306	0	0	9	0	0
2024-04	3,299	0	0	7	0	0
2024-05	3,297	0	0	2	0	0
2024-06	3,297	0	0	0	0	0
2024-07	3,295	0	0	2	0	0
2024-08	3,284	0	0	11	0	0
2024-09	3,109	0	0	175	0	0
2024-10	3,065	0	0	44	0	0
2024-11	3,058	0	0	7	0	0
2024-12	3,047	0	0	11	0	0
2025-01	2,934	0	0	113	0	0
2025-02	2,923	0	0	11	0	0
2025-03	2,923	0	0	0	0	0
2025-04	2,919	0	0	4	0	0
2025-05	2,915	0	0	4	0	0
2025-06	2,909	0	0	6	0	0
2025-07	2,906	0	0	3	0	0
2025-08	2,895	0	0	11	0	0
2025-09	2,891	0	0	4	0	0
2025-10	2,890	0	0	1	0	0
2025-11	2,882	0	0	8	0	0
2025-12	2,877	0	0	5	0	0
2026-01	2,874	0	0	3	0	0
2026-02	2,870	0	0	4	0	0
2026-03	2,868	0	0	2	0	0
2026-04	2,864	0	0	4	0	0
2026-05	2,862	0	0	2	0	0
2026-06	2,862	0	0	0	0	0

Flow patterns (42-month cumulative)

Inbound (numbers acquired)

Direct transfer from another RespOrg	3,285.0
Harvested from disconnect pool	18.0
First assigned from spare pool	2,634.0
Reactivated own disconnects	339.0

Outbound (numbers lost)

Direct transfer to another RespOrg	8,592.0
Standard disconnect aging process (3+ months in DISC)	1,771
Abbreviated disconnect period (1–2 months in DISC)	1,533
Released directly to spare pool	3,636.0

Of the 3,304 disconnect episodes this RespOrg has sent through aging, 46% were abbreviated (1–2 snapshots in DISC status).

Top direct-transfer sources (INto SH)

FO	271.0	Flotrax (Primetel)
SO	181.0	Signal One
ZX	114.0	Haven Partners (CHP)
IU	85.0	Interactive RespOrg Management
MT	55.0	Toll Free Management
QI	51.0	Telnyx
CB	45.0	Crossbow Telecom (Primetel)
GA	29.0	Comet Media
JW	29.0	WireStar (Primetel)
FV	25.0	Toll Free Express

Top direct-transfer destinations (OUT of SH)

GA	864.0	Comet Media
FO	402.0	Flotrax (Primetel)
SO	170.0	Signal One
ZX	167.0	Haven Partners (CHP)
IU	71.0	Interactive RespOrg Management
MT	55.0	Toll Free Management
RY	52.0	Flotrax (Primetel)
CB	48.0	Crossbow Telecom (Primetel)
MY	32.0	Mayfair Communication (Primetel)
JW	31.0	WireStar (Primetel)

Summary

This was formerly SBC, now part of AT&T.

Top vanity holdings

Category:

866SALAZAR 800FILLRX1 800DEADOUT 800DEADOUT 800BUNRELIF 800BESTSUPP 800RAISEIT 800FILLRX1 800BESTPUP 888DMVDUI1 800BESTRTS 800NERVEMD 866RALYAMI 800BESTPVR 855PSY-FAIR 866TATTEDD 800MILLIFIXGO 800BESTRUGNRME 866567-PAR3 800ICON-311 800EZ-211-21 866TATTED-3 800PPE1-434 800PLAN-211 888EPIC-1-55 8007-EXCELL 888282-LOCK 8009-BE-MINE 800373-JUDE 888234-CELL 800858-LACE 888DOSE-313 888CIAO-555 888CLOG-515 8663-NO-1-PRO 800EZ-CASH-2 866800-REPS 800ICED-876 888234-CELL 800EZCASH-2 800HYMN-300 866PTRX-202 800EXCAV-23 888FORE-313 8004-BREECH 800501-C-3-01 866FAMI-777 888234-CELL 888BEAM-515 800400-LAFF 888BEAM-505 800CYCL-111 800PLAN-211 866MAST-454 800EZ-CASH-4 800AREA-151 888282-LOCK 800PLAN-B-11 800BEST-787 800EZCASH-4

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