Welcome to the World Tone Database, dedicated to the A-Z of international call progress tones. From here you can research tone parameters in national tone plans and hear the tones on-line.
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Country | Tone | Frequency/Hz | Cadence/s | Audio |
Turkmenistan | Busy tone | 425 | 0.4 on 0.4 off | |
Turkmenistan | Congestion tone | 425 | 0.4 on 0.4 off | |
Turkmenistan | Dial tone | 425 | continuous | |
Turkmenistan | Number unobtainable tone | |||
Turkmenistan | Ringing tone | |||
Turkmenistan | Route tone | |||
Turkmenistan | Second dial tone |