The C Spire Difference
Discover the difference of a customer-inspired VoIP solution.
Choose the number of lines needed for pricing.
IP Voice Complete
You selected: 6-10 users
- Unlimited phone calls*
- Customizable
- Voicemail to Email
- Music On Hold - User
- Call Forwarding
- Hunt Groups
- Remote Office
- Busy Lamp Field
*within the US & Canada
With C Spire, you'll discover a flexible platform with a steady stream of new features, all delivered over a network with best-in-class levels of redundancy and reliability.
Our VoIP solutions provide a smart communications system for businesses of any size while cutting down on the cost and management of a traditional PBX.
- Easily scale to meet your business needs without purchasing new equipment.
- Enjoy consistent, immediate access to the latest VoIP features with our teams performing all of the upgrades from offsite.
- Reduce risk by having your phone system in a secure data center with 24/7 live monitoring.
- Focus on putting your expertise to work where it matters - let us handle the phone system for you.

Quality
Pristine voice quality for crystal-clear communication on every call.

Reliability
Best-in-class uptime with dedicated in-region support & 24/7 monitoring.

Scalability
Scale easily with no upfront cost, so you always have features you need.

Bandwidth
Over 11,000 miles of fiber that we operate in our footprint.

Stability
Highly redundant platform to meet the demand for always-on voice services.

Support
Support teams, call centers & account executives on hand when you need them.