Delaware State Chamber of Commerce | Wilmington DE 19899
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AT&T

AT&T

 
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Communications >> Telephone Communications Services

AT&T

1120 20th St. NW
Suite 1000
Washington, DC 20036 | map | directions
Katie McEvoy Katie McEvoy
(202) 463-4119

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At AT&T, we’re bringing it all together. We deliver advanced mobile services, next-generation TV, high-speed internet and smart solutions for people and businesses. That’s why we’re investing to be a global leader in the Telecommunications, Media and Technology industry. Fast, highly secure and mobile connectivity – to everything on the internet, everywhere, at every moment and on every device – is what drives us. It’s reflected in our mission.
Member Since: 2008
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 (Date: 5/22/2025)
 

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PO Box 671 | Wilmington DE 19899
(302) 655-7221 | [email protected] | sitemap
Affiliations
U.S. Chamber of Commerce
National Association of State Chambers
​National Association of Manufacturers
National Retail Federation
  • Visit
    • New Castle County
    • Kent County
    • Sussex County
    • Relocate to Delaware
    • First State Kids
  • Advocacy
    • Take Action
    • District Maps
    • Competitiveness Bluebook
    • Legislative Roster
    • Policy Priorities
    • Political Action Committee
    • Policy Priority Blog
  • About Us
    • Governance
    • Our Team
    • Affiliates >
      • Delaware Manufacturing Association
      • Delaware Retail Council
      • The Partnership, Inc. >
        • Delaware Principal for a Day
        • Superstars in Education >
          • JHTAward
          • SSE Winners Archive
        • Intern Delaware
        • Delaware Young Professionals Network
    • Committees >
      • Small Business Alliance
    • News & Media >
      • Chamber News
      • Member News
      • Delaware Business Magazine
      • Podcast
      • Advertise with the Chamber
    • Certificates of Origin
    • Internships
  • Events
    • Events Calendar
    • Annual Events >
      • Annual Dinner
      • Spring Manufacturing & Policy Conference
      • Navigating Delaware Pathways
      • End-of-Session Policy Conference
      • Chamber Chase
      • Developing Delaware
      • Superstars in Business
      • Taste of Delaware
    • Webinars
    • Member Events
  • Membership
    • Why the State Chamber
    • Inquire About Membership
    • Member Login
  • Directory