Other nuisance callsHigh risk

0800-080-3390 phone number information

Basic Information

Number Type: Toll-free number (0800)

Number overview

0800-080-3390 is reported as a scam call impersonating SoftBank to pitch rate-plan reviews or new services. It is not a legitimate SoftBank phone number.

Reported tactics

The caller claims, "This is SoftBank," and pitches a rate-plan review
Under the guise of confirming contract details, the caller extracts personal information
The caller pushes a switch to a new plan and signs you up for unnecessary options
Using an 0800 number imitates a legitimate Free Dial

Genuine SoftBank communications can be verified through the My SoftBank app.

How to handle this call

Don't share personal information

Don't share contract details or personal information. Say, "I'll check at a shop," and hang up.

Where to report or get help

SoftBank Customer Support: 157 (from a SoftBank mobile)
Consumer Hotline: 188

Frequently Asked Questions

What kind of call is 0800-080-3390?

It's a scam call impersonating SoftBank. Not a legitimate number. Don't share personal information.

How can I verify a genuine SoftBank communication?

Verify through the My SoftBank app. If anything looks off, call 157 (from a SoftBank mobile).

View and post reviews for this number

Go to reviews for 0800-080-3390

How to Handle Anonymous Calls - A Complete Guide to Staying Safe

A thorough guide to handling anonymous calls safely. Covers call-blocking settings by carrier, how to report to police, and measures to protect elderly family members.

How to Fight Nuisance Calls - From Call Blocking to Reporting

A comprehensive guide to fighting nuisance calls. Covers call blocking on smartphones and landlines, carrier blocking services, and how to report offenders - prioritized for maximum effectiveness.

Landline Nuisance Call Protection Setup Guide

Compare nuisance call protection services from NTT, KDDI, and SoftBank - setup procedures, pricing, and how to build a multi-layered defense system for your landline.

Choosing Corporate Mobile Phones and Managing Costs

How to choose corporate mobile phones from a practical standpoint. Compares carrier plans, scale benefits for multiple lines, BYOD trade-offs, and device selection criteria.

Other nuisance callsHigh risk

0800-919-4650

A number reported as a scam call impersonating SoftBank. After checking with a SoftBank-operated store, recipients have confirmed it is not a legitimate number.

Other nuisance callsHigh risk