Number overview
0800-500-7333 is a toll-free number (the 0800 prefix). It is reported as a sales call promoting an internet-line switch.
Reported behavior
- Sales calls promoting an internet-line switch have been reported
- Some calls do not give a specific company name
The Ministry of Internal Affairs and Communications has communicated that solicitations for telecom services must clearly state the company name and contract details.
How to handle this call
If you don't need it, decline with "I don't need it" and hang up.
Sources of the reports
The descriptions on this page are based on user reports posted to third-party phone-number directories (checked as of 2026-08-03). This site has not independently verified the caller, and nothing here identifies the caller definitively. The reporting sources we checked are:
- jpnumber: registered with a warning label as internet-line switch sales
- Number-lookup articles via Hatena Bookmark: reports of internet-line switch sales calls
Where to report or get help
- Consumer Hotline: 188
- Ministry of Internal Affairs and Communications - Telecommunications Consumer Consultation Center: 03-5253-5900