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 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.
Latest News
Easter Holiday Hours
Capital Credits Checks to arrive this April
Because Alliance is a customer-owned communications cooperative, we share our financial success with you in your capital credits checks. You’ll receive a capital credits check in your mailbox if your amount is more than $50, you were a cooperative customer in 2024, 2023, 2022, 2021, 2014, or 2013, and/or you have special allocations from 2006. […]
Bring Your Wi‑Fi Outside with Alliance Communications
Your internet shouldn’t stop at the back door. When you spend time working, relaxing, or entertaining outdoors, you need Wi‑Fi that keeps up. Outdoor Wi‑Fi from Alliance Communications extends your connection beyond your home so you can stay connected wherever life happens. Enjoy Reliable Wi‑Fi Beyond Your Walls Indoor Wi‑Fi systems focus on coverage inside […]
Fiber Internet vs. 5G Home Internet: Why Alliance Fiber Delivers More
Routine Pedestal Maintenance Underway in Brandon
You may notice our technicians out and about in the Brandon area over the next few weeks! Our team will be performing routine maintenance on our service pedestals to keep everything running smoothly. If your pedestal is located behind a gate, we’ll be sure to knock on your door or give you a call before […]
Wi-Fi that covers you wall to wall
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