Area Code Information

Corporate Information

• News Releases
• Corporate Profile
• Participation in Society
• Information Station on the Web
  • Articles of Agreement Concerning Interconnection
  • Interconnection Accounting
  • Facility Introduction Plan Presentation Manual
  • Scheme for Providing Network Functions
  • Guidebook for Interconnection
  • Interconnection Information
    • Area Code Information
    • Steel Tower Information
  • Usage Status and Network Information
  • Number of Contracts, Etc.
  • Information Release Guide Book
  • Links
• Procurement Activities
• In disasters 171