diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index d86d69b..5ed0acd 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -490,6 +490,13 @@
             </intent-filter>
         </activity>
 
+        <activity android:name="com.android.contacts.common.dialog.CallSubjectHistory"
+                  android:theme="@style/Theme.CallSubjectSelector">
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW"/>
+            </intent-filter>
+        </activity>
+
         <!-- Service that is exclusively for the Phone application that sends out a view
              notification. This service might be removed in future versions of the app.
 
diff --git a/src/com/android/contacts/quickcontact/ExpandingEntryCardView.java b/src/com/android/contacts/quickcontact/ExpandingEntryCardView.java
index 10b2898..10887cb 100644
--- a/src/com/android/contacts/quickcontact/ExpandingEntryCardView.java
+++ b/src/com/android/contacts/quickcontact/ExpandingEntryCardView.java
@@ -19,12 +19,14 @@
 import android.animation.Animator.AnimatorListener;
 import android.animation.AnimatorSet;
 import android.animation.ObjectAnimator;
+import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
 import android.content.res.Resources;
 import android.graphics.ColorFilter;
 import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
+import android.os.Bundle;
 import android.support.v7.widget.CardView;
 import android.text.Spannable;
 import android.text.TextUtils;
@@ -50,6 +52,7 @@
 import android.widget.TextView;
 
 import com.android.contacts.R;
+import com.android.contacts.common.dialog.CallSubjectDialog;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -87,6 +90,12 @@
      * Entry data.
      */
     public static final class Entry {
+        // No action when clicking a button is specified.
+        public static final int ACTION_NONE = 1;
+        // Button action is an intent.
+        public static final int ACTION_INTENT = 2;
+        // Button action will open the call with subject dialog.
+        public static final int ACTION_CALL_WITH_SUBJECT = 3;
 
         private final int mId;
         private final Drawable mIcon;
@@ -107,6 +116,8 @@
         private final Intent mThirdIntent;
         private final String mThirdContentDescription;
         private final int mIconResourceId;
+        private final int mThirdAction;
+        private final Bundle mThirdExtras;
 
         public Entry(int id, Drawable mainIcon, String header, String subHeader,
                 Drawable subHeaderIcon, String text, Drawable textIcon,
@@ -114,7 +125,8 @@
                 Drawable alternateIcon, Intent alternateIntent, String alternateContentDescription,
                 boolean shouldApplyColor, boolean isEditable,
                 EntryContextMenuInfo entryContextMenuInfo, Drawable thirdIcon, Intent thirdIntent,
-                String thirdContentDescription, int iconResourceId) {
+                String thirdContentDescription, int thirdAction, Bundle thirdExtras,
+                int iconResourceId) {
             mId = id;
             mIcon = mainIcon;
             mHeader = header;
@@ -133,6 +145,8 @@
             mThirdIcon = thirdIcon;
             mThirdIntent = thirdIntent;
             mThirdContentDescription = thirdContentDescription;
+            mThirdAction = thirdAction;
+            mThirdExtras = thirdExtras;
             mIconResourceId = iconResourceId;
         }
 
@@ -211,6 +225,14 @@
         int getIconResourceId() {
             return mIconResourceId;
         }
+
+        public int getThirdAction() {
+            return mThirdAction;
+        }
+
+        public Bundle getThirdExtras() {
+            return mThirdExtras;
+        }
     }
 
     public interface ExpandingEntryCardViewListener {
@@ -761,10 +783,28 @@
             alternateIcon.setContentDescription(entry.getAlternateContentDescription());
         }
 
-        if (entry.getThirdIcon() != null && entry.getThirdIntent() != null) {
+        if (entry.getThirdIcon() != null && entry.getThirdAction() != Entry.ACTION_NONE) {
             thirdIcon.setImageDrawable(entry.getThirdIcon());
-            thirdIcon.setOnClickListener(mOnClickListener);
-            thirdIcon.setTag(new EntryTag(entry.getId(), entry.getThirdIntent()));
+            if (entry.getThirdAction() == Entry.ACTION_INTENT) {
+                thirdIcon.setOnClickListener(mOnClickListener);
+                thirdIcon.setTag(new EntryTag(entry.getId(), entry.getThirdIntent()));
+            } else if (entry.getThirdAction() == Entry.ACTION_CALL_WITH_SUBJECT) {
+                thirdIcon.setOnClickListener(new View.OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        Object tag = v.getTag();
+                        if (!(tag instanceof Bundle)) {
+                            return;
+                        }
+
+                        Context context = getContext();
+                        if (context instanceof Activity) {
+                            CallSubjectDialog.start((Activity) context, entry.getThirdExtras());
+                        }
+                    }
+                });
+                thirdIcon.setTag(entry.getThirdExtras());
+            }
             thirdIcon.setVisibility(View.VISIBLE);
             thirdIcon.setContentDescription(entry.getThirdContentDescription());
         }
diff --git a/src/com/android/contacts/quickcontact/QuickContactActivity.java b/src/com/android/contacts/quickcontact/QuickContactActivity.java
index 60d6a62..26f84a8 100644
--- a/src/com/android/contacts/quickcontact/QuickContactActivity.java
+++ b/src/com/android/contacts/quickcontact/QuickContactActivity.java
@@ -96,6 +96,7 @@
 import com.android.contacts.common.Collapser;
 import com.android.contacts.common.ContactsUtils;
 import com.android.contacts.common.activity.RequestPermissionsActivity;
+import com.android.contacts.common.dialog.CallSubjectDialog;
 import com.android.contacts.common.editor.SelectAccountDialogFragment;
 import com.android.contacts.common.interactions.TouchPointManager;
 import com.android.contacts.common.lettertiles.LetterTileDrawable;
@@ -125,6 +126,7 @@
 import com.android.contacts.common.util.DateUtils;
 import com.android.contacts.common.util.MaterialColorMapUtils;
 import com.android.contacts.common.util.MaterialColorMapUtils.MaterialPalette;
+import com.android.contacts.common.util.UriUtils;
 import com.android.contacts.common.util.ViewUtil;
 import com.android.contacts.detail.ContactDisplayUtils;
 import com.android.contacts.editor.ContactEditorFragment;
@@ -1135,7 +1137,9 @@
                     /* thirdIcon = */ null,
                     /* thirdIntent = */ null,
                     /* thirdContentDescription = */ null,
-                    /* iconResourceId = */ 0);
+                    /* thirdAction = */ Entry.ACTION_NONE,
+                    /* thirdExtras = */ null,
+                    /* iconResourceId = */  0);
             List<Entry> phoneticList = new ArrayList<>();
             phoneticList.add(phoneticEntry);
             // Phonetic name comes after nickname. Check to see if the first entry type is nickname
@@ -1187,7 +1191,10 @@
                 /* alternateContentDescription = */ null, /* shouldApplyColor = */ true,
                 /* isEditable = */ false, /* EntryContextMenuInfo = */ null,
                 /* thirdIcon = */ null, /* thirdIntent = */ null,
-                /* thirdContentDescription = */ null, R.drawable.ic_phone_24dp);
+                /* thirdContentDescription = */ null,
+                /* thirdAction = */ Entry.ACTION_NONE,
+                /* thirdExtras = */ null,
+                R.drawable.ic_phone_24dp);
 
         final Drawable emailIcon = getResources().getDrawable(
                 R.drawable.ic_email_24dp).mutate();
@@ -1200,6 +1207,7 @@
                 /* shouldApplyColor = */ true, /* isEditable = */ false,
                 /* EntryContextMenuInfo = */ null, /* thirdIcon = */ null,
                 /* thirdIntent = */ null, /* thirdContentDescription = */ null,
+                /* thirdAction = */ Entry.ACTION_NONE, /* thirdExtras = */ null,
                 R.drawable.ic_email_24dp);
 
         final List<List<Entry>> promptEntries = new ArrayList<>();
@@ -1366,7 +1374,9 @@
         EntryContextMenuInfo entryContextMenuInfo = null;
         Drawable thirdIcon = null;
         Intent thirdIntent = null;
+        int thirdAction = Entry.ACTION_NONE;
         String thirdContentDescription = null;
+        Bundle thirdExtras = null;
         int iconResourceId = 0;
 
         context = context.getApplicationContext();
@@ -1479,6 +1489,7 @@
             }
         } else if (dataItem instanceof PhoneDataItem) {
             final PhoneDataItem phone = (PhoneDataItem) dataItem;
+            String phoneLabel = null;
             if (!TextUtils.isEmpty(phone.getNumber())) {
                 primaryContentDescription.append(res.getString(R.string.call_other)).append(" ");
                 header = sBidiFormatter.unicodeWrap(phone.buildDataStringForDisplay(context, kind),
@@ -1489,10 +1500,12 @@
                 if (phone.hasKindTypeColumn(kind)) {
                     final int kindTypeColumn = phone.getKindTypeColumn(kind);
                     final String label = phone.getLabel();
+                    phoneLabel = label;
                     if (kindTypeColumn == Phone.TYPE_CUSTOM && TextUtils.isEmpty(label)) {
                         text = "";
                     } else {
                         text = Phone.getTypeLabel(res, kindTypeColumn, label).toString();
+                        phoneLabel= text;
                         primaryContentDescription.append(text).append(" ");
                     }
                 }
@@ -1508,9 +1521,33 @@
                 alternateIcon = res.getDrawable(R.drawable.ic_message_24dp);
                 alternateContentDescription.append(res.getString(R.string.sms_custom, header));
 
-                // Add video call button if supported
-                if (CallUtil.isVideoEnabled(context)) {
+                if (CallUtil.isCallWithSubjectSupported(context)) {
+                    thirdIcon = res.getDrawable(R.drawable.ic_call_note_white_24dp);
+                    thirdAction = Entry.ACTION_CALL_WITH_SUBJECT;
+                    thirdContentDescription =
+                            res.getString(R.string.call_with_a_note);
+
+                    // Create a bundle containing the data the call subject dialog requires.
+                    thirdExtras = new Bundle();
+                    thirdExtras.putLong(CallSubjectDialog.ARG_PHOTO_ID,
+                            contactData.getPhotoId());
+                    thirdExtras.putParcelable(CallSubjectDialog.ARG_PHOTO_URI,
+                            UriUtils.parseUriOrNull(contactData.getPhotoUri()));
+                    thirdExtras.putParcelable(CallSubjectDialog.ARG_CONTACT_URI,
+                            contactData.getLookupUri());
+                    thirdExtras.putString(CallSubjectDialog.ARG_NAME_OR_NUMBER,
+                            contactData.getDisplayName());
+                    thirdExtras.putBoolean(CallSubjectDialog.ARG_IS_BUSINESS, false);
+                    thirdExtras.putString(CallSubjectDialog.ARG_NUMBER,
+                            phone.getNumber());
+                    thirdExtras.putString(CallSubjectDialog.ARG_DISPLAY_NUMBER,
+                            phone.getFormattedPhoneNumber());
+                    thirdExtras.putString(CallSubjectDialog.ARG_NUMBER_LABEL,
+                            phoneLabel);
+                } else if (CallUtil.isVideoEnabled(context)) {
+                    // Add video call button if supported
                     thirdIcon = res.getDrawable(R.drawable.ic_videocam);
+                    thirdAction = Entry.ACTION_INTENT;
                     thirdIntent = CallUtil.getVideoCallIntent(phone.getNumber(),
                             CALL_ORIGIN_QUICK_CONTACTS_ACTIVITY);
                     thirdContentDescription =
@@ -1707,8 +1744,8 @@
                 new SpannableString(primaryContentDescription.toString()),
                 intent, alternateIcon, alternateIntent,
                 alternateContentDescription.toString(), shouldApplyColor, isEditable,
-                entryContextMenuInfo, thirdIcon, thirdIntent, thirdContentDescription,
-                iconResourceId);
+                entryContextMenuInfo, thirdIcon, thirdIntent, thirdContentDescription, thirdAction,
+                thirdExtras, iconResourceId);
     }
 
     private List<Entry> dataItemsToEntries(List<DataItem> dataItems,
@@ -1979,6 +2016,8 @@
                     /* thirdIcon = */ null,
                     /* thirdIntent = */ null,
                     /* thirdContentDescription = */ null,
+                    /* thirdAction = */ Entry.ACTION_NONE,
+                    /* thirdActionExtras = */ null,
                     interaction.getIconResourceId()));
         }
         return entries;