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AT&T

OperatorTop 100 global operator

A global telecommunications leader providing comprehensive network, cloud, and digital infrastructure solutions with extensive technological capabilities and enterprise-grade connectivity services.

At a glance

Facilities tracked

8

Markets

8

Countries

2

Live capacity

80+ MW

Pipeline

17+ MW

Total potential

110+ MW

59% of pipeline is estimated rather than sourced.

Live capacity is power in service today. Pipeline is under construction plus announced. Total potential counts every megawatt once, including expansion headroom at existing sites.


New York, TX, USFounded 1983160,000 employeesNYSE: T

AT&T data centre locations

6 mapped sites across 2 countries, coloured by status.

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About AT&T

The operator's data center business reflects its heritage as a telecommunications incumbent rather than a purpose built colocation specialist. With headquarters in New York and a workforce of 160,000 across broader corporate operations, the company's data center segment functions primarily as internal infrastructure supporting its larger communications and enterprise services divisions. The facilities lack carrier neutral positioning, indicating they serve primarily AT&T's own network and customer operations rather than competing directly in the open market colocation space. Power distribution across the portfolio is heavily weighted toward the Bay Area single facility, which accounts for roughly two thirds of total capacity, while the New York locations provide more modest but strategically important capacity for serving enterprise customers in that market.

AT&T's data center footprint remains marginal relative to specialized operators and hyperscale providers. Its competitive relevance derives principally from integration with telecom services and existing customer relationships rather than from scale or facility density. The portfolio shows minimal growth trajectory compared to contemporary operator expansion, suggesting AT&T views data centers as complementary infrastructure rather than a primary growth engine.


AT&T is a telecommunications and technology powerhouse with a significant footprint in the data center and network infrastructure landscape. As a leading global operator, the company provides comprehensive telecommunications, media, and technology solutions across enterprise and consumer markets. With a robust network spanning multiple continents and a legacy of technological innovation, AT&T has transformed from a traditional telecommunications provider to a sophisticated digital infrastructure and services organization. The company's data center portfolio supports critical enterprise connectivity, cloud services, and advanced networking solutions, leveraging its extensive fiber and telecommunications infrastructure. Despite operating a relatively modest five data center facilities, AT&T's network reach and technological capabilities position it as a key player in the digital transformation ecosystem.

One paragraph is not shown here because it asserts facility or capacity figures we could not reconcile with the measured figures above.

Company Overview

Founded Location

Dallas, Texas, USA

Ownership Type

Public

AT&T facilities

Every AT&T site with a page on DC Atlas, by market.

CaliforniaUnited States

Los AngelesUnited States

MiamiUnited States

New YorkUnited States

SeattleUnited States

TokyoJapan

Browse every operator in JapanUnited States

Recent Activity

  • PartnershipAug 13, 2026

    AT&T deploys Airspan neutral host network at Davis Wade Stadium, Mississippi

    AT&T has selected Airspan to build a neutral host network at Davis Wade Stadium in Mississippi.

  • AcquisitionDec 19, 2013$134.5M

    Carter Validus acquires AT&T California data center for $134.5M

    Carter Validus Mission Critical REIT acquired a 499,402 sq ft data center in San Diego-Carlsbad, California from AT&T and Telegraph Company for $134.5 million. The facility, built in 1983, was immediately leased back to AT&T Services (wholly-owned subsidiary of AT&T) under a 10-year net lease with $9.9M annual base rent and renewal options. The acquisition was funded by net proceeds and included a $2.69M advisory fee to Carter/Validus Advisors.

  • AcquisitionSep 26, 2013$23.3M

    Carter Validus acquires 143k sq ft AT&T data center in Wisconsin

    Carter Validus Mission Critical REIT (CVOP) acquired a 142,952 rentable square foot data center located in Waukesha, Wisconsin from AT&T on September 26, 2013. To finance the acquisition, CVOP entered into a joinder agreement and secured financing through KeyBank Credit Facility, which increased its borrowing base availability by approximately $23.3 million. The AT&T Wisconsin Data Center was pledged as collateral to secure the KeyBank facility. This acquisition expands CVOP's mission-critical data center portfolio.

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