diff --git a/java/com/android/dialer/binary/basecomponent/BaseDialerRootComponent.java b/java/com/android/dialer/binary/basecomponent/BaseDialerRootComponent.java
index 8973a32..20152af 100644
--- a/java/com/android/dialer/binary/basecomponent/BaseDialerRootComponent.java
+++ b/java/com/android/dialer/binary/basecomponent/BaseDialerRootComponent.java
@@ -18,6 +18,7 @@
 
 import com.android.dialer.calllog.CallLogComponent;
 import com.android.dialer.calllog.database.CallLogDatabaseComponent;
+import com.android.dialer.calllog.ui.CallLogUiComponent;
 import com.android.dialer.common.concurrent.DialerExecutorComponent;
 import com.android.dialer.configprovider.ConfigProviderComponent;
 import com.android.dialer.duo.DuoComponent;
@@ -44,6 +45,7 @@
     extends CallLocationComponent.HasComponent,
         CallLogComponent.HasComponent,
         CallLogDatabaseComponent.HasComponent,
+        CallLogUiComponent.HasComponent,
         ConfigProviderComponent.HasComponent,
         DialerExecutorComponent.HasComponent,
         DuoComponent.HasComponent,
diff --git a/java/com/android/dialer/calllog/database/AnnotatedCallLogDatabaseHelper.java b/java/com/android/dialer/calllog/database/AnnotatedCallLogDatabaseHelper.java
index 68d4b95..f90d657 100644
--- a/java/com/android/dialer/calllog/database/AnnotatedCallLogDatabaseHelper.java
+++ b/java/com/android/dialer/calllog/database/AnnotatedCallLogDatabaseHelper.java
@@ -60,7 +60,8 @@
           + (AnnotatedCallLog.TRANSCRIPTION + " integer, ")
           + (AnnotatedCallLog.VOICEMAIL_URI + " text, ")
           + (AnnotatedCallLog.CALL_TYPE + " integer, ")
-          + (AnnotatedCallLog.CAN_REPORT_AS_INVALID_NUMBER + " integer")
+          + (AnnotatedCallLog.CAN_REPORT_AS_INVALID_NUMBER + " integer, ")
+          + (AnnotatedCallLog.CP2_INFO_INCOMPLETE + " integer")
           + ");";
 
   /** Deletes all but the first maxRows rows (by timestamp) to keep the table a manageable size. */
diff --git a/java/com/android/dialer/calllog/database/contract/AnnotatedCallLogContract.java b/java/com/android/dialer/calllog/database/contract/AnnotatedCallLogContract.java
index 1b3e090..9161d60 100644
--- a/java/com/android/dialer/calllog/database/contract/AnnotatedCallLogContract.java
+++ b/java/com/android/dialer/calllog/database/contract/AnnotatedCallLogContract.java
@@ -185,6 +185,13 @@
      */
     String CAN_REPORT_AS_INVALID_NUMBER = "can_report_as_invalid_number";
 
+    /**
+     * True if the CP2 information is incomplete and needs to be queried at display time.
+     *
+     * <p>TYPE: INTEGER (boolean)
+     */
+    String CP2_INFO_INCOMPLETE = "cp2_info_incomplete";
+
     String[] ALL_COMMON_COLUMNS =
         new String[] {
           _ID,
@@ -207,7 +214,8 @@
           IS_BUSINESS,
           IS_VOICEMAIL,
           CALL_TYPE,
-          CAN_REPORT_AS_INVALID_NUMBER
+          CAN_REPORT_AS_INVALID_NUMBER,
+          CP2_INFO_INCOMPLETE
         };
   }
 
diff --git a/java/com/android/dialer/calllog/datasources/phonelookup/PhoneLookupDataSource.java b/java/com/android/dialer/calllog/datasources/phonelookup/PhoneLookupDataSource.java
index 6ec11ad..935ea74 100644
--- a/java/com/android/dialer/calllog/datasources/phonelookup/PhoneLookupDataSource.java
+++ b/java/com/android/dialer/calllog/datasources/phonelookup/PhoneLookupDataSource.java
@@ -276,6 +276,7 @@
         .useMostRecentLong(AnnotatedCallLog.PHOTO_ID)
         .useMostRecentString(AnnotatedCallLog.LOOKUP_URI)
         .useMostRecentInt(AnnotatedCallLog.CAN_REPORT_AS_INVALID_NUMBER)
+        .useMostRecentInt(AnnotatedCallLog.CP2_INFO_INCOMPLETE)
         .combine();
   }
 
@@ -582,6 +583,8 @@
     contentValues.put(
         AnnotatedCallLog.CAN_REPORT_AS_INVALID_NUMBER,
         PhoneLookupSelector.canReportAsInvalidNumber(phoneLookupInfo));
+    contentValues.put(
+        AnnotatedCallLog.CP2_INFO_INCOMPLETE, phoneLookupInfo.getCp2Info().getIsIncomplete());
   }
 
   private static Uri numberUri(String number) {
diff --git a/java/com/android/dialer/calllog/model/CoalescedRow.java b/java/com/android/dialer/calllog/model/CoalescedRow.java
index 1824ba1..2520d99 100644
--- a/java/com/android/dialer/calllog/model/CoalescedRow.java
+++ b/java/com/android/dialer/calllog/model/CoalescedRow.java
@@ -40,9 +40,12 @@
         .setIsVoicemail(false)
         .setCallType(0)
         .setCanReportAsInvalidNumber(false)
+        .setCp2InfoIncomplete(false)
         .setCoalescedIds(CoalescedIds.getDefaultInstance());
   }
 
+  public abstract Builder toBuilder();
+
   public abstract int id();
 
   public abstract long timestamp();
@@ -95,6 +98,8 @@
 
   public abstract boolean canReportAsInvalidNumber();
 
+  public abstract boolean cp2InfoIncomplete();
+
   public abstract CoalescedIds coalescedIds();
 
   /** Builder for {@link CoalescedRow}. */
@@ -144,6 +149,8 @@
 
     public abstract Builder setCanReportAsInvalidNumber(boolean canReportAsInvalidNumber);
 
+    public abstract Builder setCp2InfoIncomplete(boolean cp2InfoIncomplete);
+
     public abstract Builder setCoalescedIds(CoalescedIds coalescedIds);
 
     public abstract CoalescedRow build();
diff --git a/java/com/android/dialer/calllog/ui/CallLogUiComponent.java b/java/com/android/dialer/calllog/ui/CallLogUiComponent.java
new file mode 100644
index 0000000..a8e3b22
--- /dev/null
+++ b/java/com/android/dialer/calllog/ui/CallLogUiComponent.java
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+package com.android.dialer.calllog.ui;
+
+import android.content.Context;
+import com.android.dialer.inject.HasRootComponent;
+import dagger.Subcomponent;
+
+/** Dagger component for the call log UI package. */
+@Subcomponent
+public abstract class CallLogUiComponent {
+
+  public abstract RealtimeRowProcessor realtimeRowProcessor();
+
+  public static CallLogUiComponent get(Context context) {
+    return ((HasComponent) ((HasRootComponent) context.getApplicationContext()).component())
+        .callLogUiComponent();
+  }
+
+  /** Used to refer to the root application component. */
+  public interface HasComponent {
+    CallLogUiComponent callLogUiComponent();
+  }
+}
diff --git a/java/com/android/dialer/calllog/ui/CoalescedAnnotatedCallLogCursorLoader.java b/java/com/android/dialer/calllog/ui/CoalescedAnnotatedCallLogCursorLoader.java
index 6d60bdd..5c0ce28 100644
--- a/java/com/android/dialer/calllog/ui/CoalescedAnnotatedCallLogCursorLoader.java
+++ b/java/com/android/dialer/calllog/ui/CoalescedAnnotatedCallLogCursorLoader.java
@@ -50,7 +50,8 @@
   private static final int IS_VOICEMAIL = 18;
   private static final int CALL_TYPE = 19;
   private static final int CAN_REPORT_AS_INVALID_NUMBER = 20;
-  private static final int COALESCED_IDS = 21;
+  private static final int CP2_INFO_INCOMPLETE = 21;
+  private static final int COALESCED_IDS = 22;
 
   CoalescedAnnotatedCallLogCursorLoader(Context context) {
     // CoalescedAnnotatedCallLog requires that PROJECTION be ALL_COLUMNS and the following params be
@@ -102,6 +103,7 @@
         .setIsVoicemail(cursor.getInt(IS_VOICEMAIL) == 1)
         .setCallType(cursor.getInt(CALL_TYPE))
         .setCanReportAsInvalidNumber(cursor.getInt(CAN_REPORT_AS_INVALID_NUMBER) == 1)
+        .setCp2InfoIncomplete(cursor.getInt(CP2_INFO_INCOMPLETE) == 1)
         .setCoalescedIds(coalescedIds)
         .build();
   }
diff --git a/java/com/android/dialer/calllog/ui/NewCallLogAdapter.java b/java/com/android/dialer/calllog/ui/NewCallLogAdapter.java
index d5cfb7e..6dd742b 100644
--- a/java/com/android/dialer/calllog/ui/NewCallLogAdapter.java
+++ b/java/com/android/dialer/calllog/ui/NewCallLogAdapter.java
@@ -15,6 +15,7 @@
  */
 package com.android.dialer.calllog.ui;
 
+import android.content.Context;
 import android.database.Cursor;
 import android.support.annotation.IntDef;
 import android.support.annotation.Nullable;
@@ -45,15 +46,17 @@
 
   private final Cursor cursor;
   private final Clock clock;
+  private final RealtimeRowProcessor realtimeRowProcessor;
 
   /** Null when the "Today" header should not be displayed. */
   @Nullable private final Integer todayHeaderPosition;
   /** Null when the "Older" header should not be displayed. */
   @Nullable private final Integer olderHeaderPosition;
 
-  NewCallLogAdapter(Cursor cursor, Clock clock) {
+  NewCallLogAdapter(Context context, Cursor cursor, Clock clock) {
     this.cursor = cursor;
     this.clock = clock;
+    this.realtimeRowProcessor = CallLogUiComponent.get(context).realtimeRowProcessor();
 
     // Calculate header adapter positions by reading cursor.
     long currentTimeMillis = clock.currentTimeMillis();
@@ -95,7 +98,8 @@
         return new NewCallLogViewHolder(
             LayoutInflater.from(viewGroup.getContext())
                 .inflate(R.layout.new_call_log_entry, viewGroup, false),
-            clock);
+            clock,
+            realtimeRowProcessor);
       default:
         throw Assert.createUnsupportedOperationFailException("Unsupported view type: " + viewType);
     }
diff --git a/java/com/android/dialer/calllog/ui/NewCallLogFragment.java b/java/com/android/dialer/calllog/ui/NewCallLogFragment.java
index 719878c..e422b5f 100644
--- a/java/com/android/dialer/calllog/ui/NewCallLogFragment.java
+++ b/java/com/android/dialer/calllog/ui/NewCallLogFragment.java
@@ -171,7 +171,8 @@
     }
     // TODO(zachh): Handle empty cursor by showing empty view.
     recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
-    recyclerView.setAdapter(new NewCallLogAdapter(newCursor, System::currentTimeMillis));
+    recyclerView.setAdapter(
+        new NewCallLogAdapter(getContext(), newCursor, System::currentTimeMillis));
   }
 
   @Override
diff --git a/java/com/android/dialer/calllog/ui/NewCallLogViewHolder.java b/java/com/android/dialer/calllog/ui/NewCallLogViewHolder.java
index e45257f..5cceac9 100644
--- a/java/com/android/dialer/calllog/ui/NewCallLogViewHolder.java
+++ b/java/com/android/dialer/calllog/ui/NewCallLogViewHolder.java
@@ -30,12 +30,18 @@
 import com.android.dialer.calllogutils.CallLogEntryText;
 import com.android.dialer.calllogutils.CallLogIntents;
 import com.android.dialer.calllogutils.CallTypeIconsView;
+import com.android.dialer.common.LogUtil;
+import com.android.dialer.common.concurrent.DialerExecutorComponent;
 import com.android.dialer.compat.telephony.TelephonyManagerCompat;
 import com.android.dialer.contactphoto.ContactPhotoManager;
 import com.android.dialer.lettertile.LetterTileDrawable;
 import com.android.dialer.oem.MotorolaUtils;
 import com.android.dialer.time.Clock;
+import com.google.common.base.Optional;
+import com.google.common.util.concurrent.FutureCallback;
+import com.google.common.util.concurrent.Futures;
 import java.util.Locale;
+import java.util.concurrent.ExecutorService;
 
 /** {@link RecyclerView.ViewHolder} for the new call log. */
 final class NewCallLogViewHolder extends RecyclerView.ViewHolder {
@@ -50,8 +56,12 @@
   private final ImageView menuButton;
 
   private final Clock clock;
+  private final RealtimeRowProcessor realtimeRowProcessor;
+  private final ExecutorService uiExecutorService;
 
-  NewCallLogViewHolder(View view, Clock clock) {
+  private int currentRowId;
+
+  NewCallLogViewHolder(View view, Clock clock, RealtimeRowProcessor realtimeRowProcessor) {
     super(view);
     this.context = view.getContext();
     primaryTextView = view.findViewById(R.id.primary_text);
@@ -63,12 +73,29 @@
     menuButton = view.findViewById(R.id.menu_button);
 
     this.clock = clock;
+    this.realtimeRowProcessor = realtimeRowProcessor;
+    uiExecutorService = DialerExecutorComponent.get(context).uiExecutorService();
   }
 
   /** @param cursor a cursor from {@link CoalescedAnnotatedCallLogCursorLoader}. */
   void bind(Cursor cursor) {
     CoalescedRow row = CoalescedAnnotatedCallLogCursorLoader.toRow(cursor);
+    currentRowId = row.id(); // Used to make sure async updates are applied to the correct views
 
+    // Even if there is additional real time processing necessary, we still want to immediately show
+    // what information we have, rather than an empty card. For example, if CP2 information needs to
+    // be queried on the fly, we can still show the phone number until the contact name loads.
+    handleRow(row);
+
+    // Note: This leaks the view holder via the callback (which is an inner class), but this is OK
+    // because we only create ~10 of them (and they'll be collected assuming all jobs finish).
+    Futures.addCallback(
+        realtimeRowProcessor.applyRealtimeProcessing(row),
+        new RealtimeRowFutureCallback(row.id()),
+        uiExecutorService);
+  }
+
+  private void handleRow(CoalescedRow row) {
     // TODO(zachh): Handle RTL properly.
     primaryTextView.setText(CallLogEntryText.buildPrimaryText(context, row));
     secondaryTextView.setText(CallLogEntryText.buildSecondaryTextForEntries(context, clock, row));
@@ -152,4 +179,30 @@
   private void setOnClickListenerForMenuButon(CoalescedRow row) {
     menuButton.setOnClickListener(NewCallLogMenu.createOnClickListener(context, row));
   }
+
+  private class RealtimeRowFutureCallback implements FutureCallback<Optional<CoalescedRow>> {
+    private final int id;
+
+    RealtimeRowFutureCallback(int id) {
+      this.id = id;
+    }
+
+    /**
+     * @param updatedRow the updated row if an update is required, or absent if no updates are
+     *     required
+     */
+    @Override
+    public void onSuccess(Optional<CoalescedRow> updatedRow) {
+      // If the user scrolled then this ViewHolder may not correspond to the completed task and
+      // there's nothing to do.
+      if (updatedRow.isPresent() && id == currentRowId) {
+        handleRow(updatedRow.get());
+      }
+    }
+
+    @Override
+    public void onFailure(Throwable throwable) {
+      LogUtil.e("RealtimeRowFutureCallback.onFailure", "realtime processing failed", throwable);
+    }
+  }
 }
diff --git a/java/com/android/dialer/calllog/ui/RealtimeRowProcessor.java b/java/com/android/dialer/calllog/ui/RealtimeRowProcessor.java
new file mode 100644
index 0000000..814efc7
--- /dev/null
+++ b/java/com/android/dialer/calllog/ui/RealtimeRowProcessor.java
@@ -0,0 +1,107 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.dialer.calllog.ui;
+
+import android.support.annotation.MainThread;
+import android.util.ArrayMap;
+import com.android.dialer.DialerPhoneNumber;
+import com.android.dialer.calllog.model.CoalescedRow;
+import com.android.dialer.common.concurrent.Annotations.Ui;
+import com.android.dialer.phonelookup.PhoneLookupInfo;
+import com.android.dialer.phonelookup.PhoneLookupInfo.Cp2Info;
+import com.android.dialer.phonelookup.cp2.Cp2PhoneLookup;
+import com.android.dialer.phonelookup.selector.PhoneLookupSelector;
+import com.google.common.base.Optional;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
+import com.google.common.util.concurrent.ListeningExecutorService;
+import java.util.Map;
+import javax.inject.Inject;
+
+/**
+ * Does work necessary to update a {@link CoalescedRow} when it is requested to be displayed.
+ *
+ * <p>In most cases this is a no-op as most AnnotatedCallLog rows can be displayed immediately
+ * as-is. However, there are certain times that a row from the AnnotatedCallLog cannot be displayed
+ * without further work being performed.
+ *
+ * <p>For example, when there are many invalid numbers in the call log, we cannot efficiently update
+ * the CP2 information for all of them at once, and so information for those rows must be retrieved
+ * at display time.
+ */
+public final class RealtimeRowProcessor {
+
+  private final ListeningExecutorService uiExecutor;
+  private final Cp2PhoneLookup cp2PhoneLookup;
+  private final PhoneLookupSelector phoneLookupSelector;
+
+  private final Map<DialerPhoneNumber, Cp2Info> cache = new ArrayMap<>();
+
+  @Inject
+  RealtimeRowProcessor(
+      @Ui ListeningExecutorService uiExecutor,
+      Cp2PhoneLookup cp2PhoneLookup,
+      PhoneLookupSelector phoneLookupSelector) {
+    this.uiExecutor = uiExecutor;
+    this.cp2PhoneLookup = cp2PhoneLookup;
+    this.phoneLookupSelector = phoneLookupSelector;
+  }
+
+  /**
+   * Converts a {@link CoalescedRow} to a future which is the result of performing additional work
+   * on the row. Returns {@link Optional#absent()} if no modifications were necessary.
+   */
+  @MainThread
+  ListenableFuture<Optional<CoalescedRow>> applyRealtimeProcessing(final CoalescedRow row) {
+    // Cp2PhoneLookup can not always efficiently process all rows.
+    if (!row.cp2InfoIncomplete()) {
+      return Futures.immediateFuture(Optional.absent());
+    }
+
+    Cp2Info cachedCp2Info = cache.get(row.number());
+    if (cachedCp2Info != null) {
+      if (cachedCp2Info.equals(Cp2Info.getDefaultInstance())) {
+        return Futures.immediateFuture(Optional.absent());
+      }
+      return Futures.immediateFuture(Optional.of(applyCp2InfoToRow(cachedCp2Info, row)));
+    }
+
+    ListenableFuture<Cp2Info> cp2InfoFuture = cp2PhoneLookup.lookupByNumber(row.number());
+    return Futures.transform(
+        cp2InfoFuture,
+        cp2Info -> {
+          cache.put(row.number(), cp2Info);
+          if (!cp2Info.equals(Cp2Info.getDefaultInstance())) {
+            return Optional.of(applyCp2InfoToRow(cp2Info, row));
+          }
+          return Optional.absent();
+        },
+        uiExecutor /* ensures the cache is updated on a single thread */);
+  }
+
+  private CoalescedRow applyCp2InfoToRow(Cp2Info cp2Info, CoalescedRow row) {
+    PhoneLookupInfo phoneLookupInfo = PhoneLookupInfo.newBuilder().setCp2Info(cp2Info).build();
+    // It is safe to overwrite any existing data because CP2 always has highest priority.
+    return row.toBuilder()
+        .setName(phoneLookupSelector.selectName(phoneLookupInfo))
+        .setPhotoUri(phoneLookupSelector.selectPhotoUri(phoneLookupInfo))
+        .setPhotoId(phoneLookupSelector.selectPhotoId(phoneLookupInfo))
+        .setLookupUri(phoneLookupSelector.selectLookupUri(phoneLookupInfo))
+        .setNumberTypeLabel(phoneLookupSelector.selectNumberLabel(phoneLookupInfo))
+        .build();
+  }
+}
diff --git a/java/com/android/dialer/phonelookup/cp2/Cp2PhoneLookup.java b/java/com/android/dialer/phonelookup/cp2/Cp2PhoneLookup.java
index 0d312cb..5ae0fb6 100644
--- a/java/com/android/dialer/phonelookup/cp2/Cp2PhoneLookup.java
+++ b/java/com/android/dialer/phonelookup/cp2/Cp2PhoneLookup.java
@@ -40,6 +40,7 @@
 import com.android.dialer.phonelookup.PhoneLookupInfo.Cp2Info;
 import com.android.dialer.phonelookup.PhoneLookupInfo.Cp2Info.Cp2ContactInfo;
 import com.android.dialer.phonelookup.database.contract.PhoneLookupHistoryContract.PhoneLookupHistory;
+import com.android.dialer.phonenumberproto.DialerPhoneNumberUtil;
 import com.android.dialer.phonenumberproto.PartitionedNumbers;
 import com.android.dialer.storage.Unencrypted;
 import com.android.dialer.telecom.TelecomCallUtil;
@@ -51,6 +52,7 @@
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.common.util.concurrent.ListeningExecutorService;
 import com.google.common.util.concurrent.MoreExecutors;
+import com.google.i18n.phonenumbers.PhoneNumberUtil;
 import com.google.protobuf.InvalidProtocolBufferException;
 import java.util.ArrayList;
 import java.util.List;
@@ -157,6 +159,34 @@
     return Cp2Info.newBuilder().addAllCp2ContactInfo(cp2ContactInfos).build();
   }
 
+  /**
+   * Queries ContactsContract.PhoneLookup for the {@link Cp2Info} associated with the provided
+   * {@link DialerPhoneNumber}. Returns {@link Cp2Info#getDefaultInstance()} if there is no
+   * information.
+   */
+  public ListenableFuture<Cp2Info> lookupByNumber(DialerPhoneNumber dialerPhoneNumber) {
+    return backgroundExecutorService.submit(
+        () -> {
+          DialerPhoneNumberUtil dialerPhoneNumberUtil =
+              new DialerPhoneNumberUtil(PhoneNumberUtil.getInstance());
+          String rawNumber = dialerPhoneNumberUtil.normalizeNumber(dialerPhoneNumber);
+          if (rawNumber.isEmpty()) {
+            return Cp2Info.getDefaultInstance();
+          }
+          Set<Cp2ContactInfo> cp2ContactInfos = new ArraySet<>();
+          try (Cursor cursor = queryPhoneLookup(PHONE_LOOKUP_PROJECTION, rawNumber)) {
+            if (cursor == null) {
+              LogUtil.w("Cp2PhoneLookup.lookup", "null cursor");
+              return Cp2Info.getDefaultInstance();
+            }
+            while (cursor.moveToNext()) {
+              cp2ContactInfos.add(buildCp2ContactInfoFromPhoneCursor(appContext, cursor));
+            }
+          }
+          return Cp2Info.newBuilder().addAllCp2ContactInfo(cp2ContactInfos).build();
+        });
+  }
+
   @Override
   public ListenableFuture<Boolean> isDirty(ImmutableSet<DialerPhoneNumber> phoneNumbers) {
     PartitionedNumbers partitionedNumbers = new PartitionedNumbers(phoneNumbers);