 <p>You can call Activity method by using instance of Activity like this, inside MainActivity write below code </p> <pre><code>mDeviceListAdapter = new DeviceListAdapter(MainActivity.this); </code></pre> <p>Inside Adapter</p> <pre><code> private MainActivity _mainActivity; public DeviceListAdapter(MainActivity activity){ this._mainActivity=activity; } </code></pre> <p>Inside your onClick method</p> <pre><code> _mainActivity.yourActivityMethod(address); </code></pre>