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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|Dominican Republic||Busy tone - I||400||0.8 on 0.8 off|
|Dominican Republic||Busy tone - II||400||0.375 on 0.375 off|
|Dominican Republic||Congestion tone - I||400||0.8 on 0.8 off|
|Dominican Republic||Congestion tone - II|
|Dominican Republic||Dial tone - I|
|Dominican Republic||Dial tone - II|
|Dominican Republic||Number unobtainable tone|
|Dominican Republic||Ringing tone|