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Global Enterprise Voice Solutions

Combine the power of global voice enablement with key business integrations and unleash the full power of a modern, enterprise-grade unified communications and collaboration solution 

CallTowers Global Enterprise Voice Solutions

Connect with anyone, anywhere, inside or outside your organisation, from a single, dedicated geographic number. Empowered by 14 geo-redundant data centres (Chicago, Salt Lake, Dallas, Los Angeles, Virginia, Atlanta (2), London (2), Frankfurt (2), Hong Kong, Sydney and Melbourne

CallTower delivers connectivity
to more than 6,000 cities and 70 countries
.

CallTower Advantage

GLOBAL DIRECT IN DIAL AVAILABILITY:

More countries added regularly and the list changes frequently. Please contact your CallTower Representative for more detailed information and to verify service availability.
Clear philtres
philtres:
Compare Country Local
Numbers
PSTN
Replacement
Number
Portability
Emergency
Services
Toll-Free
Free Phone, ITSF
Compare Country Local
Numbers
PSTN
Replacement
Number
Portability
Emergency
Services
Toll-Free
Free Phone, ITSF
Algeria
Angola
Argentina
Australia
Austria
Bahrain
Belgium
Brazil
Bulgaria
Canada
Chile
China
Colombia
Croatia
Cyprus
Czech Republic
Denmark
Dominican Republic
El Salvador
Estonia
Finland
France
Georgia
Germany
Greece
Hong Kong
Hungary
India
Indonesia Coming SoonComing SoonComing Soon
Ireland
Israel
Italy
Japan
Kenya
Latvia
Lithuania
Luxembourg
Malaysia
Malta
Mexico
Netherlands
New Zealand
Nigeria
Norway
Panama
Peru
Philippines Coming SoonComing SoonComing Soon
Poland
Portugal
Puerto Rico
Romania
Serbia
Singapore
Slovakia
Slovenia
South Africa
South Korea
Spain
Sweden
Switzerland
Taiwan Coming SoonComing SoonComing Soon
Thailand
Turkey
United Arab Emirates
United Kingdom
United States
Vietnam

*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 dialling 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.