Call Us: 605-637-5211
  • Bill Pay
  • Get Fiber
  • Speed Test
  • Remote Support
TNICSTNICSTNICSTNICS
  • SHOP
    • HOME INTERNET
    • BUSINESS INTERNET
    • VOICE
      • VOICE
      • Big Stone, Corona, Kranzburg, Milbank, Watertown
  • Support
    • FAQ
    • Forms and Policies
    • Guides and Brochures
    • Lifeline & ACP Program
  • NEWS
    • NEWSLETTERS
    • BLOG
  • About Us
    • Our History
    • Mission
    • Scholarships
    • Board and Team
  • CONTACT US
Home
Business
Valued Expertise
99.999% Dependable
Local, UnMatched Support
No Surprise

LATEST BLOGS

Call 811 Before You Dig

The nice weather has us all thinking about yard and planting projects!  No matter how small your next home digging project is,…

Uncategorized
amyo
28 August 2025

CONTACT US

P.O. Box 197
10 Oddin Avenue
New Effington, SD 57255

(605) 637-5211

POPULAR LINKS

  • Blog
  • Online Phone Directory

ABOUT US

  • Mission
  • Our History
  • Board and Team
RC Technologies, Internet Service, New Effington, SD
Copyright 2025 Cornerstone Group | All Rights Reserved | Forms & Policies | Privacy Policy
  • SHOP
    • HOME INTERNET
    • BUSINESS INTERNET
    • VOICE
      • Voice
      • Big Stone Lake, Corona, Kranzburg, Milbank, Watertown
  • SUPPORT
    • FAQ
    • Forms and Policies
    • Guides and Brochures
    • Lifeline
  • NEWS
    • Newsletters
    • Blog
  • ABOUT US
    • Our History
    • Mission
    • Scholarships
    • Board and Team
  • CONTACT US
  • BILL PAY
  • GET FIBER
  • REMOTE SUPPORT
TNICS