Internet Provider in Crooks, SD
Your internet service in Crooks should work as hard as you do. Alliance Communications offers the region’s best fiber optic internet, perfect for everyone from at-home workers and avid gamers to single households and growing families. Are you moving to the area, settling into a new home, or simply looking for a new Crooks internet provider? Alliance Communications brings TV, phone, and Internet services in Crooks, SD, to homes and businesses throughout the area.
A Better Crooks Internet Provider, Start to Finish
Thinking about switching fiber internet providers in Crooks, SD? Alliance makes it simple. Set up a service time, not a window. We’ll handle the rest. We’ll install, connect, and manage your services so you don’t have to. No hidden fees or surprise slowdowns. Just strong, uninterrupted internet service from day one.
Work, Stream, and Game Without Limits
Working from home? Sharing your bandwidth with the whole household? Our Crooks internet services were built for it all.
- Download speeds up to 1 Gig
- Ultimate Whole Home WiFi wireless service coverage with no dead zones
- Blast 6 router included for peak performance
- Connect 250+ devices—no lag, no bottlenecks
- No data caps—use your home internet freely without throttling
- A fully underground South Dakota network that performs in any weather


Not a Corporation. A Cooperative.
Alliance isn’t a big out-of-state company. We’re a customer-owned cooperative that puts its people and customers before profits. Our future is your future.
With Alliance, you might see one of our techs coaching youth sports or volunteering at a local initiative. Who knows, your next technician might just be your own neighbor.
Benefits of Multi-Gig
With speeds up to 8 gigs, tech-forward families and businesses can enjoy:
- Live streaming in 4K/8K across multiple devices at once
- Competitive, ultra-low-latency gaming on multiple systems simultaneously
- Immersive, high-performance VR with no interruptions
- Massive file transfers in seconds (even during peak use)
- Cloud-heavy workflows
- Lag-free, crystal clear meetings
- Creating, editing, and publishing high-resolution content
- Premier performance for demanding home-based businesses and in-office teams
- Extensive smart home system support with multiple cameras and devices
- Precision-designed networks for large or high-demand homes and businesses
- Consistent peak performance in every room of your home or office
- Cutting-edge Wi-Fi 6 technology*
- Network customization with an easy-to-use app*
- Personal Wi-Fi design from professional installers*
- Seamless connectivity from every corner of your home or office*
*Requires Alliance’s Ultimate Wi-Fi router ($9.95/month)
Benefits of 1 Gig
- Play virtual reality games
- Live stream in 4K on multiple devices
- Game with intensity on PC and console
- Quickly upload and download large files
- Use cloud services
- Conduct virtual meetings
- Create social media content
- Operate your business from home
- Protect your smart devices from viruses and web threats with built-in security*
- Get cutting-edge Wi-Fi 6 technology*
- Customize your network with an easy-to-use app*
- Connect multiple security cameras and smart appliances
- Get personal Wi-Fi design from professional installers*
- Get whole home Wi-Fi coverage for all your devices*
- Relax with fast help from a smart and local tech support team
*Requires Alliance’s Ultimate Whole Home Wi-Fi router ($9.95/month)
Benefits of 800 Mbps
- Schedule offline times*
- Game with multiple players
- Watch 4K content on multiple TVs
- Participate in video conference calls
- Protect your smart devices with built-in cybersecurity*
- Block inappropriate content and apps with parental controls*
- Customize the online experience to each user*
- Control your Wi-Fi with an easy-to-use app*
- Connect multiple security cameras and smart appliances
- Get personal Wi-Fi design from professional installers*
- Enjoy whole home Wi-Fi coverage for all your devices*
- Receive fast help from a smart and local tech support team
*Requires Alliance’s Ultimate Whole Home Wi-Fi router ($9.95/month)
Benefits of 600 Mbps
- Game
- Scroll social media
- Stream movies and videos in 4K
- Video calls with family and friends
- Get whole home Wi-Fi coverage for all your devices*
- Protect yourself from viruses and web threats*
- Enjoy a family-friendly Wi-Fi experience*
- Prioritize your internet connection to your most important devices*
- Control your Wi-Fi with an easy-to-use app*
- Receive personal Wi-Fi design from professional installers*
- Get local and reliable support
*Requires Alliance’s Ultimate Whole Home Wi-Fi router ($9.95/month)
Benefits of 300 Mbps
- Browse the web
- Email and scroll social media
- Watch TV over the internet
- Video call with family and friends
- Play daily online puzzles and games
- Get whole home Wi-Fi coverage*
- Stay cyber-safe with protection for viruses and web threats*
- Block inappropriate content and apps*
- Use an app that’s like a remote control for your Wi-Fi*
- Rest easy with professional installation*
- Get support from local people
*Requires Alliance’s Ultimate Whole Home Wi-Fi router ($9.95/month)
Why Crooks Chooses Alliance
- Uninterrupted connection across your home—even during peak hours
- No data caps or overage fees
- Local support 24/7 through our myAlliance app or by phone
- Customer-owned communications cooperative—you’re not just a customer, you’re an owner
- Capital credits checks when revenues exceed costs
- Community involvement & sense of local pride

Get Fast, Reliable Internet in Every Room
Our Ultimate Whole Home WiFi gives you the power to work, stream, and scroll from every corner of your home. For added support, you can block malicious threats, keep your family protected, and stay in control with parental controls.
Ready to get connected with the Best Internet in Crooks, SD? Let’s schedule your install.
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Wi-Fi that covers you wall to wall
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