CallTower | Optimizing the Zoom Phone Experience

Stay Connected. Stay Ahead. CallTower delivers a unified, simplified, fast, and high-quality Zoom Phone calling experience.


Zoom Phone allows you to redirect your existing voice circuits, trunks and DIDs with CallTower to the Zoom cloud. Through CallTower Connect a revolutionary provisioning platform that enables admins and users to easily personalize and control their CallTower services and solutions. Give your communications platforms a voice with purpose-built Cloud Collaboration with our award-winning, world-class carrier grade PSTN Voice.

Customer Focused and Zoom Approved

CallTower’s integration with Zoom Phone delivers voice connectivity through a geo-redundant voice network, enabling Zoom Phone as a corporate telephone system.

With a direct connection between Zoom and CallTower’s cloud-based global voice network, CallTower offers seamless integration enabling a secure, resilient and cost-effective managed voice service that is customer focused.

CallTower empowers customer experience with unified, simplified, high-quality Zoom Phone calls and 24/7/365 support.

CallTower’s Zoom Phone calling app provides instant access to CallTower Connect (a self-provision portal), for placing new orders and checking on placed orders.

The CallTower Advantage

Empowering Business with 25+ Integrations

  • Dedicated Telecom Team with more than 20+ years of porting experience
  • Global Calling
  • Network and platforms are completely optimized for voice
  • DID Routing
  • Extensive carrier connections with 15+ Voice carriers and 30+ Internet peering partner
  • E911 Provisioning
  • SIP Trunk Management
  • Currently Managing 500,000+ DIDs
  • Providing Phone Services in 70+ countries
  • Partnered with 21 carriers globally
  • DID Reporting tools
  • Daily CDRs
  • Call Analytics
  • Contact Center and CRM Integration
  • Direct Connectivity to Zoom
  • One Click-Failover
  • And more

CallTower provides white glove implementations, training and client success with 24/7/365 support.

Zoom Partner Solutions