CallTower and Webex by Cisco // Unified Communications Redefined  

Why CallTower for Webex Calling

CallTower delivers enterprise-grade Webex Calling with global reach, white glove deployment, built in resiliency and value-added services – helping partners win complex deals and deliver flawless customer experiences. 

By the Numbers 

24+ years of experience 

Global in 80 Countries 

Certified Cloud Connected PSTN Provider for Webex Calling and Webex Contact Center 

Built for Enterprise Voice 

CallTower pairs Webex’s powerful cloud calling platform with carrier‑grade infrastructure, CCP‑certified PSTN, and deep deployment expertise. 

  • Call manager -> HCS -> Webex Calling 
  • Native Webex Calling cloud architecture with carrier-grade PSTN 
  • Certified Webex Cloud Connected PSTN (CCP) Provider 
  • Enterprise-ready for multi-site, multi-country environments 

Lower Deployment Risk • Faster Cutovers • Enterprise Credibility 

More Than the Basics 

CallTower extends Webex with services and features customers rely on for mission-critical communications: 

  • SMS/MMS 
  • Webex Go – same # as work 
  • Compliance Call Recording 
  • Flexible Contact Center Solutions  
  • Third party SIP Devices 
  • One vendor for licensing and voice services  

Higher Call Quality • Better Adoption • Long-Term Success 

White-Glove Deployment 

Webex success depends on expert execution. CallTower handles the heavy lifting: 

  • Custom Webex Calling configuration and design 
  • Dedicated project manager  
  • End-to-end number provisioning and porting 
  • Admin and end-user training  

 
Fewer Escalations • Faster Go-Lives • Predictable Outcomes 

Resiliency Built In 

CallTower designs redundancy directly into its voice services to protect customer operations: 

  • Failover and backup routing 
  • CallTower Connect  
  • Alternative endpoints for business continuity 

Always-On Voice • Operational Resilience• Business Continuity 

Enterprise-Grade Webex Calling with CallTower
Enterprise-Grade Webex Calling with CallTower

CallTower and Webex by Cisco // Unified Communications Redefined