• IP Telephony Information
  • 1. What it is?
  • 2. How it works?
  • 3. Its benefits
  • 4. IP service quality
  • 5. Why is it so cheap?
• Intertel Business
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  • 2. How it works?
  • 3. Its benefits
  • 4. Basic Requirements
• Residential Intertel
  • 1. What it is?
  • 2. How it works?
  • 3. Its benefits
• Intertel Calling Cards
  • 1. Service description
  • 2. Local Callings Cards
  • 3. International Callings Cards

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Contact Information

Email: info@intertelworld.com

Phone: (+506) 2225-6868

Fax: (+506) 2225-4100

Technical Support

soporte@intertelworld.com