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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|Costa Rica||Busy tone||450||0.33 on 0.33 off|
|Costa Rica||Call waiting tone|
|Costa Rica||Congestion tone|
|Costa Rica||Dial tone|
|Costa Rica||Disconnect tone|
|Costa Rica||Ringing tone|
|Costa Rica||Warning tone - operator intervening|