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Global Toll Free Numbers - South Korean UIFN

A single Toll Free Number reachable from South Korea and 59 more countries

800

Universal International Freephone Number (UIFN)

Registration required
Supported
Origination
Not supported
Local Termination
Not supported
SMS IN
Not supported
P2P SMS OUT
Not supported
A2P SMS OUT
Not supported
Emergency Calling
Not supported
Number Portability
Not supported
Fax Support

800

Universal International Freephone Number (UIFN)

Registration required
  • Origination

Why do customers choose DIDWW Universal International Freephone Numbers (UIFNs)?

  • Extensive reachability

    A single UIFN is reachable from 60 countries, with coverage being continually expanded.

  • Cost saving

    Highly cost-efficient Toll Free solution for international businesses.

  • Quick setup and easy management

    Effortless and swift number acquisition and service management.

  • Premium call quality

    Universal International Freephone Numbers combined with premium quality, reliability and full regulatory compliance.

  • Free unlimited capacity

    Universal International Freephone Numbers with a virtually unlimited incoming call capacity.

  • Simplified marketing

    A single number for marketing campaigns in multiple countries for convenience and cost-efficiency.

  • Global business presence

    Establishing a truly global reach for a business of any size.

  • Full compliance

    Adherence to all regulatory standards globally for all VoIP services.

  • Effortless business expansion

    An easy way to enter new markets by activating the same UIFN in additional countries.

Extensive reachability

A single UIFN is reachable from 60 countries, with coverage being continually expanded.

Download the DIDWW price list

Tiered wholesale prices available

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coverage and pricing
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VoIP use cases for your business

Learn what you can build with DIDWW cloud
communications

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    Why do customers choose DIDWW?

    The VoIP platform for telecommunication and business professionals

    Compliant two-way SIP Trunking, everywhere

    Compliant two-way SIP Trunking, everywhere

    Full global compliance in 91 countries and 5277 areas. Readily available Landline, Mobile and Toll Free Phone Numbers and two-way local SIP Trunking. Licensed or directly partnered with a local carrier in every country.

    Trusted by professionals

    • Nat Rudy

      C3ntro Telecom

      Carrier Interconnection Manager

      C3ntro Telecom

      “Always with the best disposition to serve us, DIDWW has helped us in fulfilling our customer’s needs, when it comes to provide them with the numbering solutions, when most of the time the requests get to us as urgent ones. Apart from everything else, it’s also fun and easy to work with DIDWW.”“Always with the best disposition to serve us, DIDWW has helped us in fulfilling our customer’s needs, when it comes to provide them with the numbering solutions, when most of the time the requests get to us as urgent ones. Apart from everything else, it’s also fun and easy to work with DIDWW.”

    • Dragan Gajovic

      Air Serbia

      IT Service Manager

      Air Serbia

      “We had a very fast integration with our IP voice system and their accessible and open procedures helped us reach our goals. During our contact center transition from an in-house solution to outsource solution, there weren’t any outages. The onboarding process was simple, fast and with substantial assistance.”“We had a very fast integration with our IP voice system and their accessible and open procedures helped us reach our goals. During our contact center transition from an in-house solution to outsource solution, there weren’t any outages. The onboarding process was simple, fast and with substantial assistance.”

    • Andriy Azarov

      Nectar Desk Inc.

      CEO

      Nectar Desk Inc.

      “Virtual numbers and Phone Systems are essential parts of our offering, therefore DIDWW is one of the key components in our infrastructure. They have great support and high quality service. We became a client of DIDWW when we were very small, but still were treated in a proper way and were able to discuss business conditions, which helped our growth.”“Virtual numbers and Phone Systems are essential parts of our offering, therefore DIDWW is one of the key components in our infrastructure. They have great support and high quality service. We became a client of DIDWW when we were very small, but still were treated in a proper way and were able to discuss business conditions, which helped our growth.”

    Nat Rudy

    C3ntro Telecom

    Carrier Interconnection Manager

    C3ntro Telecom

    “Always with the best disposition to serve us, DIDWW has helped us in fulfilling our customer’s needs, when it comes to provide them with the numbering solutions, when most of the time the requests get to us as urgent ones. Apart from everything else, it’s also fun and easy to work with DIDWW.”“Always with the best disposition to serve us, DIDWW has helped us in fulfilling our customer’s needs, when it comes to provide them with the numbering solutions, when most of the time the requests get to us as urgent ones. Apart from everything else, it’s also fun and easy to work with DIDWW.”

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    Create or expand your cloud telecommunications

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    Get more from DIDWW

    The platform for telecommunication professionals

    Extensive DID coverage

    All types:

    • Local Numbers
    • National Numbers
    • Toll Free Numbers
    • UIFN
    • Mobile Numbers
    • Shared Cost Numbers
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    Extensive DID coverage

    All types:

    • Local Numbers
    • National Numbers
    • Toll Free Numbers
    • UIFN
    • Mobile Numbers
    • Shared Cost Numbers

    Telecom services

    Key services:

    • Two-way SIP Trunking
    • Two-way SMS
    • Flexible Capacity options
    • Emergency Calling
    • Global Phone Number Porting
    • Voice Forwarding and SMS Delivery
    • Cloud Fax services

    Professional tools

    Key solutions:

    • API
    • Self-service user portal
    • Number porting tool
    • Number selection tool
    • Business phone.systems™

    Solutions for operators

    Key advantages:

    • API for automation
    • Reliability
    • Compliance
    • Wholesale pricing
    • Porting
    • Scalability
    • Quality

    Enterprise communications

    All industries:

    • Health
    • Finance
    • Logistics
    • Aviation
    • Retail
    • Tourism
    • Your business

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