Spearfish, SD Fiber Internet Service
Get the fastest and most reliable in-home WiFi when you choose CenturyLink Fiber Internet in Spearfish.Check Availability
High-speed Internet service provider in Spearfish
Up to 940 Mbps
Speed may not be available in your area. Paperless billing or prepay required. Additional taxes, fees and surcharges apply. View Offer Details
- 20X faster upload speed than cable*
- Unlimited data on a 99.9% reliable** network
- FREE modem and installation - $299 value
- Stream HD content from up to 8+ devices
- No annual contract
*Comparison, as of 1/28/21, based on CenturyLink fiber technology with wired upload speeds of up to 940 Mbps to major cable providers 1GIG cable service over DOCSIS 3.1 technology with upload speeds of 35 Mbps. **Based on network uptime or availability.
High-speed Fiber Internet in Spearfish is ideal for connected households that need to use multiple devices at super‐fast speeds and with unlimited data.
Upload & Download
With high-speed Internet in Spearfish, you can accomplish more with the same super-fast download and upload speeds.
Fiber Internet service in Spearfish fast enough for virtually lag-free online gaming and video chatting with friends and family.
Back up your entire hard drive to the cloud, including large photos and videos, in nearly no time with Fiber Internet in Spearfish with CenturyLink.
CenturyLink Fiber Internet service in Spearfish is here.
CenturyLink Fiber Internet gives you the power to fuel your digital world. With speeds up to 940 Mbps, now you can do more than you ever thought possible. It's more than just speed — it's new possibilities.
Fast home Internet speeds available near you.
CenturyLink high-speed Fiber Internet in Spearfish offers enough bandwidth to stream movies and TV shows, play online video games, and download your favorite music and podcasts, all without sacrificing performance. Stay connected to Spearfish and the world around you. Sign up for CenturyLink Fiber Internet in Spearfish today.Check availability
Wireless Internet in Spearfish with fast in-home WiFi
Fast Internet is only as good as your home WiFi experience. Stay connected to your world throughout your home with our WiFi. With smart homes, home security systems, personal assistants, along with laptops and tablets, the modern home needs a reliable wireless Internet service in order to maintain connectivity for all your WiFi-enabled devices. With the latest modems and routers, CenturyLink’s wireless Internet provides your entire home with a secure wireless connection to keep your home running.Learn more about our wireless Internet