Make your business Fiber Fast

Internet speeds up to 1Gbps.

World-class data speeds up to 1Gbps with the highest industry standards for uptime and reliability.

Over 9,750 miles of buried fiber delivering high speed connectivity right where you are.

Voted #1 ISP in 2017.

The C Spire Difference

"C Spire is #1 for the speed and reliability."

Mark Castleberry
Owner, Castle Properties

Few resources are as essential for modern business as fast, reliable Internet. C Spire Business is your trusted partner for gigabit speeds, best-in-class uptime and dedicated local support. Plus, you can save more each month when you add VoIP.

Fiber Fast

Speeds up to 1Gbps mean you can begin to leverage cloud applications and rich multimedia.


We routinely meet the highest industry standards for uptime and reliability.


Protect your business with our fully managed Security as a Service technology for small and mid-sized businesses.

Customer inspired

Our local support teams make your job easy with an unmatched level of insight and responsiveness.

Here's why customers choose C Spire

Dedicated In-Region Support

Our award-winning teams make your job easy. All of our business-dedicated support centers live and work near you, enabling them to provide an unmatched level of insight and responsiveness. That's something you can only get from a provider who is customer inspired.

C Spire Tech Movement

Fast Internet is the foundation for technology inside our homes and offices. We're on a mission to massively expand access across the South and lift this region into a leader in technology.


We are the network leader in the Mid-South. We've built over 9,750 miles of buried fiber throughout our service territory. Businesses of all shapes, sizes, and locations rely on us for our high speed, highly redundant connectivity. Currently, we're adding over 100 new miles of fiber every month.


Contact us today to see what internet options are available for your business.