diff --git a/java/com/android/incallui/CallerInfoUtils.java b/java/com/android/incallui/CallerInfoUtils.java
index 38043ed..6f73f2f 100644
--- a/java/com/android/incallui/CallerInfoUtils.java
+++ b/java/com/android/incallui/CallerInfoUtils.java
@@ -16,6 +16,8 @@
 
 package com.android.incallui;
 
+import static android.telephony.SubscriptionManager.INVALID_SUBSCRIPTION_ID;
+
 import android.content.Context;
 import android.content.Loader;
 import android.content.Loader.OnLoadCompleteListener;
@@ -33,6 +35,8 @@
 import com.android.incallui.call.DialerCall;
 import java.util.Arrays;
 
+import org.lineageos.lib.phone.SensitivePhoneNumbers;
+
 /** Utility methods for contact and caller info related functionality */
 public class CallerInfoUtils {
 
@@ -100,6 +104,7 @@
         }
         number = modifyForSpecialCnapCases(context, info, number, info.numberPresentation);
       }
+      number = modifyPossibleSensitiveNumber(context, info, number);
       info.phoneNumber = number;
     }
 
@@ -140,6 +145,19 @@
     return cacheInfo;
   }
 
+  static String modifyPossibleSensitiveNumber(Context context, CallerInfo ci, String number) {
+    if (ci == null || number == null) {
+      return number;
+    }
+    boolean isSensitiveNumber = SensitivePhoneNumbers.getInstance().isSensitiveNumber(context,
+        number, INVALID_SUBSCRIPTION_ID);
+    if (isSensitiveNumber) {
+      number = context.getString(R.string.unknown);
+      ci.numberPresentation = TelecomManager.PRESENTATION_UNKNOWN;
+    }
+    return number;
+  }
+
   /**
    * Handles certain "corner cases" for CNAP. When we receive weird phone numbers from the network
    * to indicate different number presentations, convert them to expected number and presentation