Number overview
0800-300-7022 is a toll-free number (the 0800 prefix). It is reported as an automated-voice survey disguised as an electricity-rate survey.
Reported behavior
- The caller uses names like "Electricity Rate Survey Center" and runs an automated-voice survey
- Information collection under the guise of a "utility-cost reduction diagnosis" has been reported
- Answering the survey may lead to follow-up sales calls
Automated-voice phone solicitations like these may be aimed at harvesting personal information or building a sales list.
How to handle this call
Don't engage with the automated survey - just hang up. We recommend setting up call blocking.
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:
- Number-lookup articles via Hatena Bookmark: reports of survey calls from an "electricity-rate survey center"
- Telnavi: nuisance-call reports with a 1.0 user rating
Where to report or get help
- Consumer Hotline: 188
- Police consultation line: #9110