Maximize your unified communications with our voice, contact center, productivity tools, and network support.
CallTower’s Cloud Contact Centers Make it Easy to Make Powerful Connections and Deliver Results.
Connect with anyone, anywhere, inside or outside your organization, from a single, dedicated geographic number.
A revolutionary tool enabling users to easily personalize and control their CallTower services
Discover a comprehensive Solutions Center, offering a hub of resources and information to address your needs and challenges effectively.
SupportWe have a dedicated 24x7x365 customer service team that is trained to help you
Network StatusView the Network Status for live updates on system performance and service status.
Updates & NotificationsReceive timely CallTower solution updates, latest information and alerts to stay informed about important changes and announcements.
Billing Escalation PathCheck out the Billing Escalation Path for swift resolution and guidance on addressing billing-related inquiries effectively.
Client Support PlanExplore the Client Support Plan for a detailed overview of our services, ensuring tailored assistance and enhanced support for your unique needs.
Client Success Escalation PathsAccess the client success escalation path, providing a strategic guide to promptly address and enhance your overall client experience.
Implementation Escalation PathExplore the implementation escalation path for a structured guide to efficiently address and resolve issues during the implementation process.
Support Escalation PathExplore the technical support escalation path to efficiently navigate and resolve issues with step-by-step guidance.
Explore the overview of our company, mission, and commitment to delivering innovative communication solutions.
Bill CenterExplore for a streamlined experience managing and understanding your invoices and billing information
Billing questions, payments, disputesFind essential information about billing inquiries, payment terms, and dispute resolution for your account.
CallTower TrainingComprehensive resources and guidance to enhance your proficiency in utilizing our communication solutions.
CallTower, Inc. Terms of UseDiscover a comprehensive Solutions Center, offering a hub of resources and information to address your needs and challenges effectively.
Website Privacy PolicyReview the information on how we safeguard your personal data, ensuring transparency in our services.
WebinarsVisit insightful sessions, industry expertise, and the latest updates on our communication solutions.
Services Level Agreements (SLA)Comprehensive details on CallTower’s Customer SLA, including scheduled maintenance windows for solution updates.
California Consumer Privacy ActCheck out how we comply with CCPA regulations, prioritizing the protection of consumer privacy.
FAQBrowse the FAQ webpage for quick answers to common questions about our products and services.
Customer Proprietary NetworkExplore the Customer Proprietary Network webpage for secure and customized communication solutions.
There is no better relationship in the industry than ones CallTower has with its partners. Here are just a few things that make working with us truly awesome.
Partner PortalAt CallTower, we consider our channel partners as family, valuing successful relationships through excellent support and financial rewards.
Agency ProgramDiscover Are benefits of our Agency Partner Program for your business. Unlock revenue streams, scalable growth, and extensive support.
Wholesale ProgramRevolutionize communication and drive growth with our innovative Wholesale Program. Stay ahead of the curve in a competitive marketplace.
Maximize your unified communications with our voice, contact center, productivity tools, and network support.
CallTower’s Cloud Contact Centers Make it Easy to Make Powerful Connections and Deliver Results.
Connect with anyone, anywhere, inside or outside your organization, from a single, dedicated geographic number.
A revolutionary tool enabling users to easily personalize and control their CallTower services
We have a dedicated 24x7x365 customer service team that is trained to help you
Client Success Escalation PathAccess the client success escalation path, providing a strategic guide to promptly address and enhance your overall client experience.
ImplementationsExplore the Implementations for a detailed guide to efficiently deploy and optimize our solutions.
Support Escalation PathExplore the technical support escalation path to efficiently navigate and resolve issues with step-by-step guidance.
Billing Escalation PathCheck out the Billing Escalation Path for swift resolution and guidance on addressing billing-related inquiries effectively.
Network StatusView the Network Status for live updates on system performance and service status.
Sales Escalation PathNavigate the sales escalation path to expedite issue resolution and receive tailored support for your sales-related inquiries.
Solutions CenterDiscover a comprehensive Solutions Center, offering a hub of resources and information to address your needs and challenges effectively.
Updates & NotificationsReceive timely CallTower solution updates, latest information and alerts to stay informed about important changes and announcements.
Implementation Escalation PathExplore the implementation escalation path for a structured guide to efficiently address and resolve issues during the implementation process.
Client Support PlanExplore the Client Support Plan for a detailed overview of our services, ensuring tailored assistance and enhanced support for your unique needs.
Explore the overview of our company, mission, and commitment to delivering innovative communication solutions.
Bill CenterExplore for a streamlined experience managing and understanding your invoices and billing information
Billing questions, payments, disputesFind essential information about billing inquiries, payment terms, and dispute resolution for your account.
CallTower TrainingComprehensive resources and guidance to enhance your proficiency in utilizing our communication solutions.
CallTower, Inc. Terms of UseDiscover a comprehensive Solutions Center, offering a hub of resources and information to address your needs and challenges effectively.
Website Privacy PolicyReview the information on how we safeguard your personal data, ensuring transparency in our services.
WebinarsVisit insightful sessions, industry expertise, and the latest updates on our communication solutions.
Services Level Agreements (SLA)Comprehensive details on CallTower’s Customer SLA, including scheduled maintenance windows for solution updates.
California Consumer Privacy ActCheck out how we comply with CCPA regulations, prioritizing the protection of consumer privacy.
FAQBrowse the FAQ webpage for quick answers to common questions about our products and services.
Customer Proprietary NetworkExplore the Customer Proprietary Network webpage for secure and customized communication solutions.
There is no better relationship in the industry than ones CallTower has with its partners. Here are just a few things that make working with us truly awesome.
Partner PortalAt CallTower, we consider our channel partners as family, valuing successful relationships through excellent support and financial rewards.
Agency ProgramDiscover Are benefits of our Agency Partner Program for your business. Unlock revenue streams, scalable growth, and extensive support.
CallTower's Rebiller Partner Program empowers service providers by simplifying taxation and enhancing efficiency through tools including the GTx self-service platform.
GTxRevolutionize communication and drive growth with our innovative Wholesale Program. Stay ahead of the curve in a competitive marketplace.
CallTower is the only proven voice provider delivering cloud-based Direct Routing in GCC High since 2019 to support Microsoft 365 GCC High (MSFT 365 GCCH) for government contractors that work with the Department of Defense.
DoD Government Contractors are eligible for GCC High in Azure Cloud. CallTower is the only provider enabling cloud-based Teams voice in GCC High. CallTower delivers GCC High with Conferencing and PSTN via Microsoft Teams Direct Routing.
This solution ensures a personalized
Adoption
Training
Support
As a Microsoft Partner, CallTower’s monitoring and management services provide the highest quality user experience
Generally, most businesses prefer to use Microsoft Teams as their primary collaboration resource tool. After the recent updates, businesses and organizations using the GCC High edition of Microsoft 365 (M365 GCCH) have seen an increase in productivity due to the improved capabilities and functionalities that more closely reflect the commercial version. Administrators have the ability to place restrictions on who employees can converse.
Now, those organizations leveraging Microsoft 365 GCC High environments can add voice and audio conferencing to their systems with Microsoft Teams Direct Routing from CallTower. Chats and team calls are now easier as users can directly communicate with others who are not a part of the same workplace. Microsoft 365 GCC High meets the unique and evolving requirements of contractors holding or processing DoD controlled unclassified information (CUI), Cybersecurity Maturity Model Certification (CMMC), or subject to International Traffic in Arms Regulations (ITAR).
CallTower enables cloud-based Microsoft Teams Direct Routing voice capabilities within MSFT 365 GCC High. CallTower’s voice-optimized network provides the service, manages the network upgrades and integrates the technology and applications with around the clock monitoring by our Network Operations Centers. By offering redundant connections through leading providers, CallTower can connect to almost any place at any time. CallTower also provides dedicated lines and global Session Initiated Protocol (SIP) Trunking all with 24x7x365 monitored services to ensure maximum uptime and available dynamic application failover.
CallTower is the only voice provider delivering cloud-based Direct Routing in GCC High to support Microsoft 365 GCC High (MSFT 365 GCCH) for government contractors that work with the Department of Defense.
Network and platform are completely optimized for voice
Re-route phone numbers when Microsoft has an outage
24/7/365 – Tier 1 & Tier 2 support
Emergency services in 36 international countries
Seamless porting from any platform
No networking or edge equipment needed
William Rubio (CRO at CallTower) and Bill Wootton (C3 Integrated Solutions, President & Founder) present an action-packed 30-minute webinar exploring Microsoft Teams Direct Routing and Microsoft 365 for GCC High.
CallTower and C3 Integrated Solutions bring together the technical experience and knowledge required to overcome the technical challenges of voice-enabling Microsoft 365 GCC High.