diff --git a/src/com/android/dialer/filterednumber/FilteredNumbersUtil.java b/src/com/android/dialer/filterednumber/FilteredNumbersUtil.java
index 45fa6b7..854a5bb 100644
--- a/src/com/android/dialer/filterednumber/FilteredNumbersUtil.java
+++ b/src/com/android/dialer/filterednumber/FilteredNumbersUtil.java
@@ -33,6 +33,7 @@
 import java.util.List;
 
 import com.android.contacts.common.testing.NeededForTesting;
+import com.android.contacts.common.util.PhoneNumberHelper;
 import com.android.dialer.R;
 import com.android.dialer.database.FilteredNumberAsyncQueryHandler;
 import com.android.dialer.database.FilteredNumberContract.FilteredNumber;
@@ -295,7 +296,8 @@
     }
 
     public static boolean canBlockNumber(Context context, String number) {
-        return !PhoneNumberUtils.isEmergencyNumber(number) && !TextUtils.isEmpty(number);
+        return !TextUtils.isEmpty(number) && !PhoneNumberUtils.isEmergencyNumber(number)
+                && !PhoneNumberHelper.isUriNumber(number);
     }
 
     private static long getRecentEmergencyCallThresholdMs(Context context) {
diff --git a/src/com/android/dialer/list/BlockedListSearchFragment.java b/src/com/android/dialer/list/BlockedListSearchFragment.java
index d1490f5..852e7c9 100644
--- a/src/com/android/dialer/list/BlockedListSearchFragment.java
+++ b/src/com/android/dialer/list/BlockedListSearchFragment.java
@@ -133,7 +133,8 @@
     protected ContactEntryListAdapter createListAdapter() {
         BlockedListSearchAdapter adapter = new BlockedListSearchAdapter(getActivity());
         adapter.setDisplayPhotos(true);
-        adapter.setUseCallableUri(usesCallableUri());
+        // Don't show SIP addresses.
+        adapter.setUseCallableUri(false);
         adapter.setQueryString(mSearchQuery);
         return adapter;
     }