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The CRSTTA offers multiple phone and internet bundles to help meet your specific needs.  Save money by bundling your high speed internet with home phone service.  With competitive rates and exceptional service, the Cheyenne River Sioux Tribe Telephone Authority is here to provide you with the best high speed internet available.

Telephone Services

We offer home and business telephone services.  With a wide range of bundles, we can fit the many requirements of your home or business.  With an extensive list of control and convenience features, CRSTTA provides everything you or your business needs when it comes to superb phone service. Check out our many different options.

Internet Services

Internet is an essential part of today’s world.  C.R.S.T. Telephone Authority saw the need to develop Internet services for the reservation area to guarantee excellent service and also to provide a premium Internet gateway. In November of 1998, Lakota Network began the leap into the 21st Century and now boasts 300 Internet subscribers and the number grows daily.  We provide Internet solutions for the home, business, and even Satellite Internet. View a list of our Internet solutions.

Sales and Service

Cheyenne River Sioux Tribe Sales & Services is a 100% Indian-owned and operated business.  We offer more than 25,000 products.  Our products are specialized for your office, school supplies, office furniture, administrative supplies, and janitorial supplies.  For your convenience, we also provide an easy online shopping experience. Visit our Sales and Service page for more information.




Internet & Network

Sales & Service Division


Sign up for our phone and internet bundles today and start saving.

To sign up for our bundled packages, call us at (605) 964-2600 or download the application below:

Service Application