Tuesday, January 16, 2018
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About ATSI

Since 1989, American Telephone Service, Inc. has been meeting the communications needs of businesses across South Louisiana, South Mississippi and Southeast Texas.  Specializing in the design, installation and maintenance of telephone system and voicemail, data networks and video security cameras.  We provide exceptional service and products from trusted manufacturers like Avaya, Nortel, Plantronics, Valcom, Corning, Bogen, Tripplite and Vitek.

Our Company
Family owned and operated, ATSI serves businesses and institutions of all sizes and across all industries providing the utmost in customer service and reliability.  ATSI built our business on word-of-mouth advertising and referrals from satisfied communications customers.

Our Services
Our service offerings are divided into three areas:  telephone system sales, service and maintenance; network services reviews, sales and installation; and cabling and infrastructure services and design.  We design and manage projects for companies ranging from small, 5-employee to large, 300+ employee chemical plants.

Our Customers
We service a variety of outstanding locally owned business as well as national corporations including the following:  Wal-Mart, Louisiana Machinery, Oceaneering International, CF Industries, Inc, Georgia Gulf Corpration, First Heritage Credit, OLOL Assumption Hospital, Assumption Parish School Board and Iberia Parish School Board to name only a few.  In addition, we also perform subcontract communications work for companies such as Bell South Communications, Henkels and McCoy and DataTrend Technologies as well as many others.

A great question!  One call will answer it all.  ATSI has been helping businesses create cost-effective communication solutions for 20 years.  For more information on our products and services or to schedule a free consultation and onsite business survey, call 800-233-6754 or contact us today!


Customer Service


  • Our customer list includes 
    leading indus
    tries in
    the United States:




    Oil Services

    Real Estate

    Financial Institutions

    Government Entities