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Fiber-line salesHigh risk

050-5050-3273 phone number information

Basic Information

Number Type
IP phone (050)

Number overview

050-5050-3273 is a scam call impersonating "KDDI Support Center" and pushing internet-line switches under modem-replacement and rate-discount pretexts. jpnumber lists 66 reviews and 1,946 lookups - a very high volume of victim reports.

Reported tactics

  • The caller introduces themselves as the "KDDI Support Center" and offers a 1,500-yen discount for replacing your modem
  • Additional incentives like an extra 1,100-yen discount for family-line use are dangled
  • In reality, the operator is unrelated to KDDI and pushes a contract switch to a different fiber-line provider
  • Adjacent numbers in the same block (050-5050-3266 to 3271) are also registered as predatory fiber-line operators

KDDI does not call from 050 numbers about modem replacements.

How to handle this call

Don't pick up

The best approach is not to answer calls from the 050-5050 block. If you do answer, hang up immediately.

Verifying with KDDI

To check on a modem replacement or rate change, contact KDDI's official line at 0077-777.

Where to report or get help

  • Consumer Hotline: 188
  • KDDI Customer Center: 0077-777

Frequently Asked Questions

I got a "KDDI" modem-replacement call from 050-5050-3273. Is it genuine?

No, it's a scam. KDDI does not call from 050 numbers about modem replacements.

Is the 050-5050 block dangerous?

Yes - this block is heavily used by predatory fiber-line operators. Adjacent numbers are reported as the same kind of scam.

View and post reviews for this number

Go to reviews for 050-5050-3273