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Denwa
Fiber-line salesMedium risk

0800-300-0336 phone number information

Basic Information

Number Type
Toll-free number (0800)

Number overview

0800-300-0336 is a toll-free number (the 0800 prefix). It is reported as a fiber-line sales call.

Reported behavior

  • Sales calls promoting a fiber-line switch have been reported
  • Some calls keep the company name vague throughout the pitch

The Ministry of Internal Affairs and Communications has communicated that solicitations for telecom services must clearly state the company name.

How to handle this call

Ask "Which company are you calling from?" and confirm the company name; if you don't need the service, decline.

Where to report or get help

  • Consumer Hotline: 188
  • Ministry of Internal Affairs and Communications - Telecommunications Consumer Consultation Center: 03-5253-5900

Frequently Asked Questions

What kind of call is 0800-300-0336?

It is reported as a fiber-line sales call.

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