Partner Portal.

Gain access to general CallTower information, promotions, support documentation, marketing materials, and much, much more.



At CallTower, our channel partners are part of our family. We believe that the secret to our success is treating our partners well, providing great support to their clients and making the relationship financially rewarding.

The CallTower Advantage The CallTower's Portfolio The CallTower Battle Card Stay Connected. Stay Ahead.
CallTower Differentiators CallTower’s Global PSTN Cloud Voice Hub Connect Brochure
Key Business Integrations Comparison Matrix UCaaS Comparison Guide CCaaS Comparison Matrix Remote Workforce eBook
Connecting The World Porting Document CallTower Intl' DID In-Country Rates
NDAA Section 889 Compliance The Last Telecom Port You Will Ever Need Unified Communications Take the stress out of migrating to the cloud
Empower Savings with Cloud Solutions CallTower Rebiller Model Why should you consider Zoom, Teams and Webex Increase Workplace Efficiency MS Teams
On Prem vs Cloud - eBook CallTower Core Offerings 2023 CallTower Logos Int'l Territory Map
CT Network Solutions Managed Voice Continuity The CallTower Network CT Redundant Voice Services
Cloud Voice Hub MSFT & Cisco CT Analyze Cloud Brochure

Dynamic and flexible communication solutions with scalability for today’s growing business needs.

Why Choose CallTower for MS Teams CT Commercial MS Teams Buyers Guide Microsoft Voice Solutions Intl' Teams Phone System
Microsoft Voice Solutions Teams for Hybrid Work Making Hybrid Work Work 5 Critical MS Teams Integrations
MS Teams Premium Attendant Console CT Cloud Recording+ Safety in School
CT Text for Teams MS Teams VS Webex ROI of Teams & Webex Increase Workplace Efficiency MS Teams
MS Teams Go-To-Market Toolkit Features & Devices
Operator Connect for MS Teams

Operator Connect vs Direct Routing

Operator Connect Benefits Guide

Enhance Your Communication with Operator Connect for MS Teams

Operator Connect Implementation Guide Operator Connect Drip Campaign

At CallTower, our channel partners are part of our family. We believe that the secret to our success is treating our partners well, providing great support to their clients and making the relationship financially rewarding.

Direct Routing Overview MS Teams Direct Routing Implementation Guide Incountry Dialing Plans Outbound Intl' Rates
GCCH Implementation GCCH with MS Teams Experience the power of secure communication with MS Teams DR for GCC High What is GCC High?
MS Teams DR for GCCH GCCH Features & Benefits GCCH Email Drip Campaign

Cisco’s most innovative tools are enhanced by CallTower’s hosted enterprise IP telephony solution.

Webex Calling Cisco Advantage All New Webex Infographic Webex Brochure
Cloud Connected PSTN Cloud Calling Collaboration Cloud Architecture Webex eBook
Webex vs Zoom Webex Security & Privacy Find It Faster with Webex 5 tips for collaboration
Work from anywhere Hybrid Way to Work Hybrid Work with Webex Webex Calling and Dedicated Instance
Webex Contact Center Webex Contact Center Cisco Features & Devices Webex Calling Connect On-Boarding
Webex by Cisco - Partner Toolkit Cisco Drip Campaign Top Rated Secure Voice Platform
CallTower’s App for Zoom (BYOC)

Why Choose CallTower for Zoom Calling (BYOC)

BYOC for Zoom

Zoom Calling

Why People Choose Zoom Phone

CallTower's Complete Guide to Zoom

Transforming Education with Zoom

Amplify Zoom with Zoom Phone

Zoom Partner Tool Kit

With CT Cloud Solutions, network operators can support customers of any size to meet modern challenges by quickly and reliably delivering feature-rich, high-quality, and secure business communications solutions.

CT Cloud Solutions CT Voice Brochure CT Voice Implementation CT SIP Brochure
SIP Trunking for the Enterprise CT Voice SMS Texting CT Cloud Unite CT Cloud Analyze
CT Boost Brochure CT Cloud Recording CT Contact Center

CallTower’s Cloud Contact Centers Make it Easy to Make Powerful Connections and Deliver Results. Boost efficiency and productivity with today’s most advanced video conferencing tools.

Contact Center Feature Matrix CallTower Contact Center Solutions Contact Center eBook Five9 Integration with Teams
Five9 Contact Center Suite Five9 Solution Bundles Five9 White Paper Five9 Contact Center
Solgari - Integrated MS Teams Contact Center Solgari - Unleashing the Power of Omnichannel Communication Solgari - Realizing the Opportunity of MS Teams Contact Center Operator Connect with In-App Contact Center
Solgari for Salesforce User Guide Solgari for Dynamics 365 User Guide Webex Contact Center Webex Contact Center eBook
Platinum - CT Cloud Contact Center Datasheet Gold - CT Cloud Contact Center Datasheet

Delivering advanced unified communication and networking tools to empower efficiency.

Why CT for Microsoft 365 Licensing Microsoft 365 Plan Comparison CT Boost – Cloud First SD-WAN CT Boost Brochure
Reliable Connectivity – CT Boost / SD-WAN CT Cloud Unite Brochure CT Cloud Fax Brochure MasterFax - Overview
CT & IPC – Connexus Unigy Cloud Compliant Trader One Click Failover for Microsoft Teams Guide

The support and patronage of our customers gets us out of bed in the morning and inspires us to exceed expectations.

MS Teams  – Allen Press MS Teams – Franklin Sports MS Teams – Westfield Bank MS Teams for GCC High
MS Teams GCC High for Gov Agencies MS Teams, Microsoft 365 – Pepper Construction MS Teams - PING GOLF MS Teams-Sight&Sound Theatres
MS Teams - KPFFs Journey to MS Teams Calling Webex – City of Del Mar Webex - Global Beverage Conglomerate CT Voice – Blooms Today

Go-To-Market downloadable assets including contents and drip campaigns.

CallTower Logos Int'l Territory Map MS Teams Go-To-Market Toolkit Webex by Cisco - Partner Toolkit
Zoom Partner Tool Kit Operator Connect Drip Campaign GCCH Email Drip Campaign Cisco Drip Campaign


More countries added regularly.

List changes frequently. Please contact your channel director for more detailed information.

Clear Filters
Compare Country Local
Fax Toll-Free
Free Phone, ITSF
Algeria No
Angola No
Belgium No
Brazil Yes*Yes*Yes*
Bulgaria No
Chile Yes*No
China No
Colombia Restricted*
Cyprus No
Czech Republic
Dominican Republic
Egypt No
El Salvador Restricted*Restricted*
Estonia Yes*Yes*
Finland NONo NO
France RestrictedRestrictedRestrictedRestricted
Hong Kong Yes*
India Yes* Inbound Only
Indonesia No
Japan *RestrictedYes*
Kenya No
Luxembourg No
Malaysia No
Malta No
Mexico Yes*Yes*Yes* Yes*
New Zealand
Nigeria No
Peru Restricted*
Philippines Yes*
Portugal No
Serbia Yes*No
Singapore Yes*
South Africa Yes*Yes*Yes*
South Korea No
Spain Restricted*Restricted*Restricted*Restricted*Restricted* Restricted*
Sweden Restricted*Restricted*Restricted*Restricted*Restricted* Restricted*
Switzerland No
Taiwan No Yes*
ThailandÊ Yes*Yes*No
United Arab Emirates No
United Kingdom
Vietnam No

*Confirm service availability with your CallTower representative. 

PSTN replacement YES means:
Access to in-country only dialable numbers, i.e., Toll-Free/Free-Phone, National numbers, and most shortcodes.
Caller ID (ANI) is guaranteed, and the call is marked safe if the country has RoboCalling/SPAM blocking.
Call enter country on in-country national trunking as usual for competitive local carrier operating in that country.

PSTN replacement NO Means:
Caller ID (ANI) is *NOT* guaranteed and could be marked as SPAM if dialing in-country or blocked.
The call enters the country as an International call, *not* as in-country local national trunks.
No access to in-country only numbers.