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 |
| Bahrain | Route tone | 425 | 0.06 on 0.06 off |  |
| Benin | Route tone | 425 | 0.05 on 0.05 off | |
| Benin | Route tone | 440 | 0.05 on 0.05 off | |
| Burkina Faso | Route tone | |||
| Central African Republic | Route tone | |||
| Comoros | Route tone | |||
| Djibouti | Route tone | |||
| India | Route tone | |||
| Ireland | Route tone | |||
| Kuwait | Route tone | |||
| Kyrgyz Republic | Route tone | |||
| Macedonia | Route tone | |||
| Madagascar | Route tone | |||
| Madagascar | Route tone | |||
| Mali | Route tone | |||
| Mauritania | Route tone | |||
| Mauritius | Route tone | |||
| Niger | Route tone | |||
| Poland | Route tone | |||
| Rwanda | Route tone | |||
| Saint Lucia | Route tone | |||
| Seychelles | Route tone | |||
| Sri Lanka | Route tone | |||
| Turkmenistan | Route tone | |||
| Uganda | Route tone | |||
| Uganda | Route tone | |||
| Vanuatu | Route tone | |||
| Wallis & Futuna | Route tone | |||
Corporate user? Please consider sponsoring this service by getting a paid subscription for your institution.