List of AT&T subsidiaries

Verified insights into AT&T’s global corporate structure and subsidiaries.

AT&T Inc. is a multinational telecommunications company headquartered in Dallas, United States. Founded in 1983, it operates an extensive global corporate network, with 9,158 subsidiaries worldwide. This ownership data is part of CompanyData.com’s verified corporate hierarchy database, covering over 380 million companies worldwide.

Geographic spread of AT&T’s subsidiaries

AT&T has 9,158 subsidiaries across 55 countries, with 8,821 in the United States (96.3%), 206 in Mexico (2.2%), and 52 in India (0.57%). These three countries account for the vast majority of AT&T’s global presence, reflecting its deep reach in telecommunications and related services worldwide.

  • Global ownership data

  • Download subsidiary lists

  • Structured hierarchies

  • Contact and email data

Top Subsidiaries and Companies Owned by AT&T

Company NameCountryCityAddress 1State/ProvincePostal CodeWebsiteFounding YearYearly Revenue in U.S. DollarsEmployees TotalBusiness Legal Type - DescriptionNumber of Companies in GroupCompany Registration Number
1
New Cingular Wireless Services, INC.
USA
Seattle
617 Eastlake Ave E
King
98109
att.*****
N/A
$0
500
N/A
N/A
N/A
2
Bellsouth Telecommunications, INC.
USA
Mobile
3103 Airport Blvd Ste 408
Mobile
36606
N/A
N/A
$0
469
N/A
N/A
N/A
3
Alltel Pennsylvania INC
USA
Kittanning
201 N Jefferson St
Armstrong
16201
N/A
N/A
$0
225
N/A
N/A
N/A
4
Southwestern Bell Mobile Systems, LLC
USA
Odessa
4937 E 42nd St
Ector
79762
cingular.*****
N/A
$0
161
N/A
N/A
N/A
5
Southwestern Bell Mobile Systems, LLC
USA
Chicago
350 N Orleans St Lbby
Cook
60654
cingular.*****
N/A
$0
100
N/A
N/A
N/A
6
Bellsouth Telecommunications, INC.
USA
Atlanta
100 Perimeter Center Pl Ne Rm 200
Fulton
30346
N/A
N/A
$0
100
N/A
N/A
N/A
7
AT&T Enterprises, LLC
USA
Southfield
26957 Northwestern Hwy # 470
Oakland
48034
N/A
N/A
$0
55
N/A
N/A
N/A
8
New Cingular Wireless Services, INC.
USA
Carlisle
40 Noble Blvd Bldg 2
Cumberland
17013
att.*****
N/A
$0
34
N/A
N/A
N/A
9
New Cingular Wireless Services, INC.
USA
Pikesville
1809 Reisterstown Rd Ste 130
Baltimore County
21208
att.*****
N/A
$0
29
N/A
N/A
N/A
10
New Cingular Wireless Services, INC.
USA
York
1 York Galleria
York
17402
att.*****
N/A
$0
29
N/A
N/A
N/A
11
Prodigy Services CORPORATION
USA
Chicago
4865 Collections Center Dr
Cook
60693
N/A
N/A
$0
27
N/A
N/A
N/A
12
AT&T Mobility LLC
USA
Chesterfield
2510 Turner Rd
Chesterfield
23224
N/A
N/A
$0
26
N/A
N/A
N/A
13
AT&T Mobility LLC
USA
Plainsboro
3320 Brunswick Pike
Middlesex
08536
N/A
N/A
$0
26
N/A
N/A
N/A
14
AT&T Mobility LLC
USA
Springfield
760 W Sproul Rd
Delaware
19064
cingular.*****
N/A
$0
26
N/A
N/A
N/A
15
AT&T Mobility LLC
USA
Southern Pines
10564 Us 15 501 Hwy
Moore
28387
N/A
N/A
$0
26
N/A
N/A
N/A
16
New Cingular Wireless Services, INC.
USA
Anchorage
320 W 5th Ave Ste 304
Anchorage
99501
circularstore.*****
N/A
$0
23
N/A
N/A
N/A
17
New Cingular Wireless Services, INC.
USA
Strongsville
500 South Park Mall First Floor el 526
Cuyahoga
44136
N/A
N/A
$0
19
N/A
N/A
N/A
18
New Cingular Wireless Services, INC.
USA
Bronx
2152 Bartow Ave
Bronx
10475
att.*****
N/A
$0
19
N/A
N/A
N/A
19
Centennial Communications CORP.
USA
Miami
150 W Flagler St Ste 300
Miami-dade
33130
centennialcom.*****
N/A
$0
15
N/A
N/A
N/A
20
Mc Caw Communications Of Colorado Springs, INC
USA
Kirkland
5400 Carillon Pt
King
98033
N/A
N/A
$1,160,736
15
N/A
N/A
N/A
21
Alltel CORPORATION
USA
Chandler
2815 S Alma School Rd Ste 15
Maricopa
85286
alltel.*****
N/A
$0
14
N/A
N/A
N/A
22
Alltel CORPORATION
USA
Kings Mountain
110 E King St 5
Cleveland
28086
N/A
N/A
$0
14
N/A
N/A
N/A
23
New Cingular Wireless Services, INC.
USA
Reno
200 S Rock Blvd
Washoe
89502
att.*****
N/A
$0
12
N/A
N/A
N/A
24
Cricket Communications, INC.
USA
Albuquerque
2720 Central Ave Se
Bernalillo
87106
cricketcommunications.*****
N/A
$0
11
N/A
N/A
N/A
25
AT&T Enterprises, LLC
USA
Canon City
402 Main St
Fremont
81212
spectrum.*****
N/A
$0
10
N/A
N/A
N/A
26
Alltel CORPORATION
USA
Cornelia
448 N Main St
Habersham
30531
alltel.*****
N/A
$0
9
N/A
N/A
N/A

Companies by Employee Size

  • 1-44,981
  • 5-91,504
  • 10-19853
  • 20-49908
  • 50-99296
  • 100-199101
  • 200-499116
  • 500-99919
  • 1.000-4.99942
  • 5.000-9.9995
  • 0 or Unknown199

Companies by Revenue Size (in USD)

  • 0 or Unknown8,489
  • 1 to 100.0003
  • 100.001 to 499.99938
  • 500.000 to 999.99979
  • 1.000.000.000 or more6
  • 1.000.000 to 4.999.999332
  • 5.000.000 to 9.999.99920
  • 10.000.000 to 49.999.99940
  • 50.000.000 to 99.999.9994
  • 100.000.000 to 499.999.99911
  • 500.000.000 to 999.999.9992

Get 1,000 subsidiaries free

Explore AT&T's Global Corporate Structure

AT&T’s corporate network is part of one of the largest ownership structures tracked within our company ownership database. It shows how AT&T is organized globally, revealing parent companies and subsidiaries with verified data across 75 countries and jurisdictions. Discover how our data can help you understand AT&T’s worldwide presence — request a free sample today.

AT&T Company Facts

Where is AT&T headquartered?

In Dallas, United States.

How many subsidiaries does AT&T have?

About 9,158 in multiple countries.

Who owns AT&T?

AT&T Inc. is a publicly traded company with diverse shareholders.

Is AT&T a US company?

Yes. AT&T is incorporated in the United States.

How many people work for AT&T?

AT&T employs over 200,000 people worldwide.

Corporate family tree

Understanding AT&T's Global Ownership Structure

Knowing who owns which part of a company helps show how it functions and connects worldwide. Our corporate hierarchy data lets you follow the links between the parent company, its many subsidiaries, and shareholders, revealing control, structure, and risks within large corporate groups. Whether you’re analyzing AT&T or another global company, these insights support compliance checks, market research, and better CRM data management. With verified ownership records covering more than 380 million companies worldwide, CompanyData.com provides a clear picture of company ownership across regions and industries.

How We Outline AT&T’s Global, National, and Regional Headquarters

At CompanyData.com, the corporate structure of a company like AT&T is represented using a three-level model: Global, National, and Local headquarters. This framework shows how each entity is part of the larger corporate family.

The three levels explained

  • Global Headquarter — AT&T Inc., headquartered in Dallas, United States, acts as the global headquarter for its entire group, sitting at the top of the hierarchy.
  • National Headquarters — These manage operations within a country and report directly to the global headquarter. Examples include AT&T Canada, AT&T Mexico, and AT&T United Kingdom.
  • Local Headquarters — Local level subsidiaries manage divisions or business areas within regions or cities, ensuring regulatory compliance and operational oversight.

Each company entity carries a unique ID, enabling detailed connections between subsidiaries and parent companies, letting users trace control and ownership paths seamlessly.

How control relationships work

Ownership control is identified when a parent company holds more than fifty percent of a subsidiary’s shares. Our data emphasizes such majority-controlled subsidiaries to give a clear picture of the corporate hierarchy. This method reveals AT&T’s complex ownership network and can be applied to any large multinational corporation.

Why this view is essential

This ownership model helps spot who the real decision-makers are at AT&T, streamlines compliance verifications, and aids mergers & acquisitions or risk assessments. By mapping entities with validated ownership details, CompanyData.com empowers users worldwide to navigate AT&T’s corporate family with ease. Our platform links over 41 million companies across 200 countries, providing clarity on global corporate structures.

 

How We Outline AT&T’s Global, National, and Regional Headquarters

Who This Solution Is For

CompanyData.com supports global organizations that need verified insights into corporate ownership structures, from CRM enrichment and compliance workflows to market intelligence and analytics. We provide free evaluation samples; larger data samples (for example, up to 1,000 companies) are available to qualified corporate buyers with a defined use case and an active company website. If your primary need is contact or lead lists, please visit our Company Data Platform instead.

  • Tell us about your use case or data requirements
  • Samples are available to officially registered companies with an active website
  • Files delivered in CSV or Excel format
  • API integrations available

Get Your Free Quote

Tell us about your use case or data challenge, and our team will send you a tailored ownership data sample within 24 hours.

85reviews

AT&T ownership & subsidiary data – FAQs

AT&T Inc. is a multinational telecommunications company headquartered in the United States. It is one of the largest telecom companies worldwide, offering a range of services that include wireless communications, broadband, pay-TV, and business solutions. With total reported revenue of $400.38 billion, AT&T maintains a substantial presence across many countries.

Main Business Areas of AT&T:

AT&T operates through several core divisions:

  1. Communications: This segment includes wireless and wireline phone services, broadband internet, and pay-TV. AT&T serves millions of customers mainly in the US but also in international markets.
  2. WarnerMedia (now part of Warner Bros. Discovery): Historically, this segment covered media and entertainment assets, including cable networks, films, and streaming services. Although AT&T has reduced ownership, these types of subsidiaries once formed a key part of their global footprint.
  3. Business Solutions: Provides services to corporations such as network security, cloud solutions, and IoT technologies.
  4. Strategic Investments: Includes stakes in tech companies, international ventures, and recent expansions in digital communications and media platforms.

AT&T’s Global Presence:

AT&T owns subsidiaries and operates in various countries, with significant activity in the United States (/usa-company-data/), Mexico (/mexico-company-data/), Canada (/canada-company-data/), and parts of Latin America such as Argentina (/argentina-company-data/) and Venezuela. The company also maintains investments and partnerships in Europe and Asia, with subsidiaries located in countries like the United Kingdom (/uk-company-data/), France (/france-company-data/), India (/india-company-data/), and China (/china-company-data/).

For a broader view of their footprint in Europe, visit /company-data-europe/ and for Asia /asia-company-data/.

Financial Overview:

With a reported revenue of $400.38 billion, AT&T remains a key force in the telecommunications and media sectors. Its diversified business model provides stability and allows for growth in both consumer and enterprise markets.

Commitment to Innovation and Technology:

AT&T invests heavily in 5G networks, fiber optic expansion, and digital services. This focus supports the company’s aim to stay competitive in fast-changing communications and technology industries.

Challenges and Outlook:

Like other telecom giants, AT&T faces challenges from evolving market demands, regulatory environments, and competition from emerging digital platforms. However, its broad international presence and diversified assets support ongoing growth and development.

Conclusion:

AT&T is a global leader in telecommunications with extensive subsidiaries and operations worldwide. Its revenue of $400.38 billion reflects its importance in the industry. For up-to-date company details and data on AT&T’s subsidiaries, visit the related country-specific pages or contact us for a custom dataset.

You can access AT&T company data via API, bulk files, or the Bold Platform. We create custom datasets based on your selected countries, industries, and company profiles. After sharing your criteria, our experts prepare a tailored dataset and provide a free quote with record counts and sample data within 24 hours. Once approved, your data is delivered quickly in your preferred format — Excel, API, bulk file, or directly in the Bold Platform.

CompanyData.com offers global company data across all organizations and industries. Provide your requirements, and our experts will prepare a custom dataset tailored to your goals. Receive a free quote, record count, and sample data within 24 hours. Approval leads to fast delivery via Excel, API, bulk file, or the Bold Platform.

Pricing for our AT&T company data depends on the data details and delivery method you select. Whether you want a limited list of subsidiaries or a full dataset via API or bulk files, we offer flexible pricing. Request a free quote and record count within 24 hours. We also provide a free sample of 10 company contacts. You only pay for the verified global data you need.

CompanyData.com offers secure and flexible payment options including credit cards, bank transfer, and PayPal. Invoices are provided for all transactions. For large or ongoing access, we support subscription billing and custom invoicing. If you need special arrangements, contact our sales team for assistance.

CompanyData.com provides detailed, verified data on AT&T Inc. and all its subsidiaries, updated daily. This includes company names, registration details, locations, industry sectors, financial figures, and key contacts. Download the data via the Bold Platform, API, or bulk file delivery. Our database offers full worldwide company coverage for complete and accurate insights.

Our data is sourced from verified global business records, including official registries, financial filings, LEI databases, trusted partners, and verified company websites. All information is cross-checked and validated by experts to ensure accuracy, currency, and GDPR compliance.

Get a Free Quote and Sample

Tell us your target group, and we’ll send you a free quote and a tailored company ownership dataset — sample included. Call +31 20 705 236 or email sales@companydata.com. Ready to order? Simply reply to the quote, and CompanyData.com delivers your dataset in CSV or Excel within 24 hours.

Amazon
Booking.com
Salesforce
Uber
Wolters Kluwer
Zalando
The Economist
TomTom
Sennheiser
Samsonite
Samsung
Porsche
Philips
Rentokil
P&G
Nespresso
Nike
Mercedes-Benz
Mitsubishi
NEC
LG
McDonald's
McKinsey
Lebara
Lenovo
Kantar
JBL
Just Eat
Grohe
Hello Fresh
Google
Getir
E.ON
Essity
EY
Danone
Deloitte
Dyson
Bosch
Casio
CM
BASF
Blom
ATAG
Bain & Company
Airbnb
Accenture
Adecco
Abbott Laboratories
Engie
Porsche
Mercedes-Benz
NEC
Terre des Hommes
The Economist

What our customers say

Discover more Top Companies

3i Group3MA2AAB InBevABBAbu Dhabi Islamic BankAccentureAccionaAdani EnterprisesAdeccoAdidasAdobeADPAdvance Auto PartsAdvanced Micro DevicesAECOM TechnologyAegonAenaAGCO CorporationAgeasAgilent TechnologiesAgilityAhold DelhaizeAir France-KLMAir LiquideAirbusAjinomotoAkzo NobelAlbertsonsAlconAlibaba GroupAllianzAllstateAlpha BankAlphabet IncAlstomAltice USAAmazonAmcorAmercoAmérica MóvilAmerican AirlinesAmerican TowerAmeriprise FinancialAmetekAmphenolAnalog DevicesAnglo AmericanAonApollo Global ManagementAppleApplied MaterialsAptivAramarkAramcoArcelorMittalArcher Daniels MidlandArkemaArrow ElectronicsAsahi Group HoldingsAsahi KaseiAsian PaintsASML HoldingAssa AbloyAstellas PharmaAstraZenecaAT&TAtlas CopcoAtlassianAutodeskAutoNationAutoZoneAXABAIC MotorBaiduBaker HughesBank of AmericaBank of BarodaBank of ChinaBank of MontrealBank of TianjinBankinterBarclaysBarrick GoldBASFBausch Health CompaniesBaxterBayerBBVABecton DickinsonBeiersdorf AGBerkshire HathawayBest BuyBHPBlackRockBlackstoneBlock Inc.,Bluescope SteelBMWBNP ParibasBoeingBooking HoldingsBorgWarnerBoston ScientificBouyguesBPBrenntagBridgestoneBristol Myers SquibbBritish American TobaccoBroadcomBrookfield Asset ManagementBrown-FormanBT GroupBuilders FirstSourceBungeBunzlBYDCampbell SoupCanadian TireCanara BankCanonCapgeminiCapital OneCardinal HealthCarnival CorporationCarrefourCarrier GlobalCBRECDW CorporationCelaneseCellnex TelecomCemexCenteneCentricaCGICharoen Pokphand FoodsCharter CommunicationsChevron CorporationChina MobileChipotle Mexican GrillChow Tai Fook JewelleryChubbCiscoCitigroupCME Group
CMS EnergyCNH IndustrialCNPC CapitalCoca-ColaCognizantColgate-PalmoliveComcast CorporationComericaCommercial Bank of QatarCommerzbankCompal ElectronicsCompass GroupConagra BrandsConcordia Financial GroupConocoPhillipsConstellation BrandsContinentalCortevaCosco ShippingCostco WholesaleCovestroCRHCrowdStrikeCSC FinancialCSLCSXCumminsDai-ichi LifeDaiichi SankyoDaikinDaimler TruckDanaherDanoneDanske BankDarden RestaurantsDellDelta Air LinesDelta ElectronicsDensoDentsuDeutsche BankDeutsche LufthansaDeutsche TelekomDexComDiageoDollar GeneralDollar TreeDoosanDoverDowDSVDuPontDXC TechnologyE.ONEatoneBayEcolabElectronic ArtsElevance HealthEli LillyEmaar PropertiesEmeraEmerson ElectricEmpire Company LimitedEnbridgeEnBWEnelENEOS HoldingsENGIEEniENN Natural GasEntergyEQTEquitable HoldingsEricssonEssilorLuxotticaEssityEstee Lauder CompaniesEurofins Scientific Societe EuropeenneExelon CorporationExpedia GroupExpeditors InternationalExperianExxonMobilFacebookFalabellaFedExFemsaFerrariFerrovialFirstRandFiservFlex LtdFlutter EntertainmentFMCFordFortiveFox CorporationFreeport-McMoRanFreseniusFujifilm HoldingsFujitsuGarminGazpromGeneral DynamicsGeneral ElectricGeneral MillsGeneral MotorsGenuine Parts CompanyGilead SciencesGlencoreGlobal PaymentsGoertek Inc.Goodman GroupGoodyear Tire & Rubber CompanyGoogleGrupo BimboGSKGuotai Junan SecuritiesHaierHalliburtonHalyk BankHanwhaHCA HealthcareHCL TechnologiesHDFC BankHenkelHess CorporationHewlett Packard EnterpriseHewlett-PackardHexagon ABHikvisionHitachiHNA TechnologyHoa Phat GroupHokuhoku Financial GroupHolcimHologicHon Hai PrecisionHondaHoneywellHong Leong FinancialHOYA CorporationHSBCHuntington BankHyundai
IberdrolaICICI BankIllinois Tool WorksIlluminaImperial BrandsInfosysIngersoll RandInpexIntelIntercontinental ExchangeIntesa SanpaoloIntuitInvescoInvestecIQVIAItochuJardine MathesonJefferiesJohn DeereJohnson Controls InternationalJPMorgan ChaseKakaoKelloggKeringKeurig Dr PepperKeysight TechnologiesKIAKimberly-ClarkKingspan GroupKohl’s CorporationKohlberg Kravis RobertsKoneKoninklijke KPN N.V.Kraft Heinz CompanyKrogerKuwait Finance HouseL3HarrisLabCorpLas Vegas SandsLegrandLenovoLeonardoLGLiberty GlobalLiberty Media CorporationList of Top 2000 CompaniesLive Nation EntertainmentLockheed MartinLouis VuittonLukOilLyondellBasell IndustriesM&GMacquarie GroupMacy’sMagna InternationalManulifeMarriott InternationalMarsh McLennanMartin Marietta MaterialsMarubeniMastercardMazda MotorMcDonald’sMcKessonMediobancaMedipal HoldingsMedtronicMercedes-Benz GroupMetLifeMichelinMicron TechnologyMicrosoftMitsubishiMitsui & Co.Mizuho Financial GroupMolson CoorsMondelez InternationalMonster BeverageMorgan StanleyMotorola SolutionsNASDAQNational GridNatWest GroupNestléNetflixNew Hope LiuheNewmontNextEra EnergyNidecNintendoNissan MotorNokiaNomura HoldingsNorthern TrustNorthrop GrummanNovartisNovo NordiskNRG EnergyNucorNvidiaNVR, Inc.NXP SemiconductorsOccidental PetroleumOld MutualOmnicom GroupOracleOrganonOrix CorporationOwens CorningPaccarPalo Alto NetworksPanasonicParamountParker-HannifinPayPalPBF EnergyPegatronPernod RicardPetronas ChemicalsPhilip Morris InternationalPhilipsPNCPoste ItalianePPGPrincipal Financial GroupProcter & GambleProgressivePrudentialPublicis GroupePunjab National BankQualcommQuanta ServicesRaiffeisen Bank InternationalRakutenRaymond JamesRaytheon TechnologiesReckittReinsurance Group of AmericaReliance Industries LimitedRenaultRepsolRestaurant Brands InternationalRexelRichemontRio TintoRocket Companies
Rockwell AutomationRogers CommunicationsRolls-Royce HoldingsRosneftRoyal Bank of CanadaRoyal Caribbean GroupS&P GlobalSafranSalesforceSamhallsbyggnadsbolaget I NordenSamsungSandvikSanofiSantanderSAPSBI HoldingsSchindler HoldingSchlumbergerSchneider ElectricSchrodersScotiabankSempraSeven & I HoldingsShell Company ProfileSherwin-WilliamsShinsei BankSibanye StillwaterSiemensSK HynixSM InvestmentsSnapSociete GeneraleSodexoSoftBank GroupSonySouthwest AirlinesSS&C TechnologiesStandard CharteredStanley Black & DeckerStarbucksState StreetStellantisSumitomoSun Pharma IndustriesSuzuki MotorSwatch GroupSwiss ReSynopsysTaiwan SemiconductorTarga ResourcesTargetTata MotorsTata SteelTatneftTBEATC EnergyTCLTD Bank GroupTD Synnex CorporationTE ConnectivityTech MahindraTechtronic IndustriesTelefónicaTeleperformanceTelstraTELUSTencent HoldingsTenet HealthcareTescoTeslaTeva PharmaceuticalTexas InstrumentsTextron Inc.ThalesThe HartfordThe Walt Disney CompanyThomson ReutersThyssenKrupp GroupTJX CompaniesTokio Marine HoldingsTongweiToshibaTotalEnergiesToyotaTransDigm GroupTransneftTransurban GroupTwitterTyson FoodsUBSUniCreditUnileverUnited Parcel ServiceUS BancorpUS FoodsUsiminasVeolia EnvironnementVerizonVestasViatrisVINCIVirgin Money UKVisa IncVivendiVodafoneVolkswagenVolvo GroupWabtec CorporationWalgreensWalmartWarner Bros. DiscoveryWelltowerWens Foodstuff GroupWesfarmersWest Fraser Timber Co.West Japan Railway CompanyWest Pharmaceutical ServicesWestern Alliance BancorpWestern DigitalWestlake ChemicalWestpacWhirlpoolWillis Towers WatsonWilmar InternationalWiproWolters KluwerWoodside EnergyWoolworthsWoori Financial GroupWorkdayWorld Fuel ServicesWPG HoldingsWPPWuxi ApptecXiaomiYamaha MotorYum BrandsYum China HoldingsZalandoZimmer BiometZoom Video CommunicationsZoomlion Heavy IndustryZTE CorporationZurich Insurance Group
Call us: +31 (0)20 705 2360