This API is available on Firefox OS for internal applications only.


Returns a Telephony object you can use to initiate and control telephone calls from the browser.


var phone = window.navigator.mozTelephony;


navigator.mozTelephony provides access to a Telephony object that you can use to control the phone features of the device on which the browser is running.


Specification Status Comment
Web Telephony Draft Draft

Browser compatibility

For obvious reasons, support is primarily expected on mobile browsers.

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
Basic support No support No support No support No support No support
Feature Android Firefox Mobile (Gecko) Firefox OS (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support No support 12.0 (12.0) 1.0.1 No support No support No support

See also

Document Tags and Contributors

 Last updated by: chrisdavidmills,