diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 7d6e505..6127a5a 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -148,7 +148,7 @@
               android:exported="false">
         </activity>
 
-        <activity android:name="com.android.dialer.filterednumber.ManageBlockedNumbersActivity"
+        <activity android:name="com.android.dialer.filterednumber.BlockedNumbersSettingsActivity"
             android:label="@string/manage_blocked_numbers_label"
             android:parentActivityName="com.android.dialer.settings.DialerSettingsActivity"
             android:theme="@style/ManageBlockedNumbersStyle"
diff --git a/src/com/android/dialer/filterednumber/BlockedNumbersFragment.java b/src/com/android/dialer/filterednumber/BlockedNumbersFragment.java
index 3697888..853076c 100644
--- a/src/com/android/dialer/filterednumber/BlockedNumbersFragment.java
+++ b/src/com/android/dialer/filterednumber/BlockedNumbersFragment.java
@@ -176,21 +176,20 @@
 
     @Override
     public void onClick(final View view) {
-        ManageBlockedNumbersActivity manageBlockedNumbersActivity =
-                (ManageBlockedNumbersActivity) getActivity();
-        if (manageBlockedNumbersActivity == null) {
+        BlockedNumbersSettingsActivity activity = (BlockedNumbersSettingsActivity) getActivity();
+        if (activity == null) {
             return;
         }
 
         switch (view.getId()) {
             case R.id.add_number_button:
-                manageBlockedNumbersActivity.enterSearchUi();
+                activity.showSearchUi();
                 break;
             case R.id.view_numbers_button:
-                manageBlockedNumbersActivity.showNumbersToImportPreviewUi();
+                activity.showNumbersToImportPreviewUi();
                 break;
             case R.id.import_button:
-                FilteredNumbersUtil.importSendToVoicemailContacts(manageBlockedNumbersActivity,
+                FilteredNumbersUtil.importSendToVoicemailContacts(activity,
                         new ImportSendToVoicemailContactsListener() {
                             @Override
                             public void onImportComplete() {
diff --git a/src/com/android/dialer/filterednumber/ManageBlockedNumbersActivity.java b/src/com/android/dialer/filterednumber/BlockedNumbersSettingsActivity.java
similarity index 90%
rename from src/com/android/dialer/filterednumber/ManageBlockedNumbersActivity.java
rename to src/com/android/dialer/filterednumber/BlockedNumbersSettingsActivity.java
index 109fd97..1735ce5 100644
--- a/src/com/android/dialer/filterednumber/ManageBlockedNumbersActivity.java
+++ b/src/com/android/dialer/filterednumber/BlockedNumbersSettingsActivity.java
@@ -37,7 +37,7 @@
 import com.android.dialer.list.BlockedListSearchFragment;
 import com.android.dialer.list.SearchFragment;
 
-public class ManageBlockedNumbersActivity extends AppCompatActivity
+public class BlockedNumbersSettingsActivity extends AppCompatActivity
         implements SearchFragment.HostInterface {
 
     private static final String TAG_BLOCKED_MANAGEMENT_FRAGMENT = "blocked_management";
@@ -55,6 +55,9 @@
         }
     }
 
+    /**
+     * Shows fragment with the list of currently blocked numbers and settings related to blocking.
+     */
     public void showManagementUi() {
         BlockedNumbersFragment fragment = (BlockedNumbersFragment) getFragmentManager()
                 .findFragmentByTag(TAG_BLOCKED_MANAGEMENT_FRAGMENT);
@@ -68,7 +71,10 @@
                 .commit();
     }
 
-    public void enterSearchUi() {
+    /**
+     * Shows fragment with search UI for browsing/finding numbers to block.
+     */
+    public void showSearchUi() {
         BlockedListSearchFragment fragment = (BlockedListSearchFragment) getFragmentManager()
                 .findFragmentByTag(TAG_BLOCKED_SEARCH_FRAGMENT);
         if (fragment == null) {
@@ -85,6 +91,11 @@
                 .commit();
     }
 
+    /**
+     * Shows fragment with UI to preview the numbers of contacts currently marked as
+     * send-to-voicemail in Contacts. These numbers can be imported into Dialer's blocked number
+     * list.
+     */
     public void showNumbersToImportPreviewUi() {
         ViewNumbersToImportFragment fragment = (ViewNumbersToImportFragment) getFragmentManager()
                 .findFragmentByTag(TAG_VIEW_NUMBERS_TO_IMPORT_FRAGMENT);
diff --git a/src/com/android/dialer/filterednumber/FilteredNumbersUtil.java b/src/com/android/dialer/filterednumber/FilteredNumbersUtil.java
index 4492c51..8a0d792 100644
--- a/src/com/android/dialer/filterednumber/FilteredNumbersUtil.java
+++ b/src/com/android/dialer/filterednumber/FilteredNumbersUtil.java
@@ -339,7 +339,7 @@
                                 R.string.call_blocking_disabled_notification_text));
 
                 final Intent contentIntent =
-                        new Intent(context, ManageBlockedNumbersActivity.class);
+                        new Intent(context, BlockedNumbersSettingsActivity.class);
                 builder.setContentIntent(PendingIntent.getActivity(
                         context, 0, contentIntent, PendingIntent.FLAG_UPDATE_CURRENT));
 
diff --git a/src/com/android/dialer/list/BlockedListSearchFragment.java b/src/com/android/dialer/list/BlockedListSearchFragment.java
index be97664..24945b9 100644
--- a/src/com/android/dialer/list/BlockedListSearchFragment.java
+++ b/src/com/android/dialer/list/BlockedListSearchFragment.java
@@ -35,7 +35,7 @@
 import com.android.dialer.database.FilteredNumberAsyncQueryHandler;
 import com.android.dialer.database.FilteredNumberAsyncQueryHandler.OnCheckBlockedListener;
 import com.android.dialer.filterednumber.BlockNumberDialogFragment;
-import com.android.dialer.filterednumber.ManageBlockedNumbersActivity;
+import com.android.dialer.filterednumber.BlockedNumbersSettingsActivity;
 import com.android.dialer.widget.SearchEditTextLayout;
 
 public class BlockedListSearchFragment extends RegularSearchFragment
@@ -199,7 +199,7 @@
 
     @Override
     public void onChangeFilteredNumberSuccess() {
-        ManageBlockedNumbersActivity activity = (ManageBlockedNumbersActivity) getActivity();
+        BlockedNumbersSettingsActivity activity = (BlockedNumbersSettingsActivity) getActivity();
         if (activity == null) {
             return;
         }
diff --git a/src/com/android/dialer/settings/DialerSettingsActivity.java b/src/com/android/dialer/settings/DialerSettingsActivity.java
index 6fcd221..d0bfbc2 100644
--- a/src/com/android/dialer/settings/DialerSettingsActivity.java
+++ b/src/com/android/dialer/settings/DialerSettingsActivity.java
@@ -28,7 +28,7 @@
 import android.widget.Toast;
 
 import com.android.dialer.R;
-import com.android.dialer.filterednumber.ManageBlockedNumbersActivity;
+import com.android.dialer.filterednumber.BlockedNumbersSettingsActivity;
 
 import java.util.List;
 
@@ -88,7 +88,7 @@
 
             Header blockedCallsHeader = new Header();
             blockedCallsHeader.titleRes = R.string.manage_blocked_numbers_label;
-            blockedCallsHeader.intent = new Intent(this, ManageBlockedNumbersActivity.class);
+            blockedCallsHeader.intent = new Intent(this, BlockedNumbersSettingsActivity.class);
             target.add(blockedCallsHeader);
 
             if (telephonyManager.isTtyModeSupported()