diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
index bc03ca6..59597ac 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
@@ -117,7 +117,8 @@
             return;
         }
         String carrierName = mController.getMobileDataNetworkName();
-        if (TextUtils.isEmpty(carrierName)) {
+        boolean isInService = mController.isMobileDataNetworkInService();
+        if (TextUtils.isEmpty(carrierName) || !isInService) {
             carrierName = mContext.getString(R.string.mobile_data_disable_message_default_carrier);
         }
         AlertDialog dialog = new Builder(mContext)
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileSignalController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileSignalController.java
index cf83603..eb2d9bc 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileSignalController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileSignalController.java
@@ -418,6 +418,10 @@
         return (mServiceState != null && mServiceState.isEmergencyOnly());
     }
 
+    public boolean isInService() {
+        return Utils.isInService(mServiceState);
+    }
+
     private boolean isRoaming() {
         // During a carrier change, roaming indications need to be supressed.
         if (isCarrierNetworkChangeActive()) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java
index 95a9772..1dbb228f 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java
@@ -37,6 +37,7 @@
     DataUsageController getMobileDataController();
     DataSaverController getDataSaverController();
     String getMobileDataNetworkName();
+    boolean isMobileDataNetworkInService();
     int getNumberSubscriptions();
 
     boolean hasVoiceCallingFeature();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java
index f41a27c..5b3c3a3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java
@@ -445,6 +445,12 @@
     }
 
     @Override
+    public boolean isMobileDataNetworkInService() {
+        MobileSignalController controller = getDataController();
+        return controller != null && controller.isInService();
+    }
+
+    @Override
     public int getNumberSubscriptions() {
         return mMobileSignalControllers.size();
     }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerDataTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerDataTest.java
index 6fffcff..56598f7 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerDataTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerDataTest.java
@@ -3,6 +3,8 @@
 import static android.telephony.AccessNetworkConstants.TRANSPORT_TYPE_WWAN;
 import static android.telephony.NetworkRegistrationInfo.DOMAIN_PS;
 
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
 import static org.mockito.Matchers.anyInt;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
@@ -10,6 +12,7 @@
 import android.net.NetworkCapabilities;
 import android.os.Looper;
 import android.telephony.NetworkRegistrationInfo;
+import android.telephony.ServiceState;
 import android.telephony.TelephonyManager;
 import android.test.suitebuilder.annotation.SmallTest;
 import android.testing.AndroidTestingRunner;
@@ -259,6 +262,25 @@
         assertDataNetworkNameEquals(newDataName);
     }
 
+    @Test
+    public void testIsDataInService_true() {
+        setupDefaultSignal();
+        assertTrue(mNetworkController.isMobileDataNetworkInService());
+    }
+
+    @Test
+    public void testIsDataInService_noSignal_false() {
+        assertFalse(mNetworkController.isMobileDataNetworkInService());
+    }
+
+    @Test
+    public void testIsDataInService_notInService_false() {
+        setupDefaultSignal();
+        setVoiceRegState(ServiceState.STATE_OUT_OF_SERVICE);
+        setDataRegState(ServiceState.STATE_OUT_OF_SERVICE);
+        assertFalse(mNetworkController.isMobileDataNetworkInService());
+    }
+
     private void testDataActivity(int direction, boolean in, boolean out) {
         updateDataActivity(direction);
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/FakeNetworkController.java b/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/FakeNetworkController.java
index d5ba381..e7acfae 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/FakeNetworkController.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/FakeNetworkController.java
@@ -95,6 +95,11 @@
     }
 
     @Override
+    public boolean isMobileDataNetworkInService() {
+        return false;
+    }
+
+    @Override
     public int getNumberSubscriptions() {
         return 0;
     }