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.
Business customers subscribing to our paid premium service can benefit from unrestricted searching of over 1,700 records, update notifications and support, for up to ten users, ad-free.
Help us improve! If you have updated information on Disconnect tones or official versions of national tone plans, please let us know.
Country | Tone | Frequency/Hz | Cadence/s | Audio |
Colombia | Busy tone | 425 | 0.25 on 0.25 off | |
Colombia | Congestion tone | 425 | 0.10 on 0.25 off 0.35 on 0.25 off 0.65 on 0.25 off | |
Colombia | Dial tone | 425 | continuous | |
Colombia | Number unobtainable tone | |||
Colombia | Ringing tone | |||
Colombia | Special information tone |