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 |
| Peru | Acceptance tone | announcement |  | |
| Peru | Busy tone | 425 | 0.5 on 0.5 off | |
| Peru | Call waiting tone | 425 | 0.175 on 0.175 off 0.175 on 3.5 off | |
| Peru | Congestion tone | |||
| Peru | Dial tone | |||
| Peru | Howler tone | |||
| Peru | Number unobtainable tone | |||
| Peru | Refusal tone | |||
| Peru | Ringing tone | |||
| Peru | Special dial tone | |||
| Peru | Special information tone | |||
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