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 |
| Italy | Busy tone | 425 | 0.5 on 0.5 off |  |
| Italy | Call waiting tone | 425 | 0.40 on 0.10 off 0.25 on 0.10 off 0.15 on 14.0 off | |
| Italy | Congestion tone | 425 | 0.2 on 0.2 off | |
| Italy | Dial tone | |||
| Italy | Disconnect tone | |||
| Italy | Ringing tone | |||
| Italy | Special dial tone | |||
| Italy | Special information tone | |||
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