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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|Poland||Busy tone||425||0.5 on 0.5 off|
|Poland||Busy tone - analogue||400||0.5 on 0.5 off|
|Poland||Call waiting tone||425||0.15 on 0.15 off 0.15 on 4.0 off|
|Poland||Congestion tone - analogue|
|Poland||Dial tone - analogue|
|Poland||Number unobtainable tone|
|Poland||Ringing tone - analogue|
|Poland||Second dial tone|
|Poland||Special dial tone|
|Poland||Special information tone|