
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 |
Ghana | Busy tone | 400 | 0.25 on 0.25 off | ![]() |
Ghana | Congestion tone | 400 | 0.5 on 0.5 off | |
Ghana | Dial tone | 400 | continuous | |
Ghana | Holding tone | |||
Ghana | Number unobtainable tone | |||
Ghana | Ringing tone | |||
Ghana | Waiting tone |