You are trying to make an important call. The line of the party
you are trying to call has been busy for a long time. Is it really busy, or is
the phone off the hook? NTT West Busy Signal Verification Service can help.
You simply dial 114 and follow the prompts. The computer will immediately check
Busy Signal Verification Procedure
Follow the voice prompts.
Dial the telephone number you
want to verify.
The computer will check if that
line is busy on another call, and let you know.
When verification is not possible, you will
be connected to a repair operator.
Verification is not possible for overseas
phones, mobile phones or PHSs.