- Dial 114.
- Follow the voice prompts.
- Dial the telephone number you want to verify.
- The computer will check if that line is busy, and let you know.
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 East Busy Signal Verification Service can help.
You simply dial 114 and follow the Japanese prompts. The computer will immediately check the line.