VoIP for
Corporate Clients

Zadarma provides VoIP services to many companies around the world. Registering as a business client enables you to make payments via wire transfer and to receive additional documents required for your business needs.


  • Guaranteed excellent voice quality to all destinations. Best quality routes are used on all customer price plans and subscriptions.
  • 24/7 support is available via phone, web chat, email and online ticket system.
  • Individual approach to every client. Flexible plans and discounts are available. Especially for our corporate clients we are offering different phone system bundles.
  • An automatic $0.5 top up to each new client's account for free quality testing.
  • Detailed instructions for the setup with different types of equipment and software.
  • Zadarma Business Phone System provides free access to all premium features such as an answering machine, fax, IVR, call forwarding, call recording and many more.
  • Zadarma provides affordable virtual phone numbers in 80 countries. The numbers are multi-channel and work like ordinary landline numbers.
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