diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/telephony/hlrlookup/HlrLookupCarrierDataProvider.java b/service/src/main/java/org/whispersystems/textsecuregcm/telephony/hlrlookup/HlrLookupCarrierDataProvider.java
index 0ed65bfbf..c8631cf08 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/telephony/hlrlookup/HlrLookupCarrierDataProvider.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/telephony/hlrlookup/HlrLookupCarrierDataProvider.java
@@ -147,7 +147,8 @@ public class HlrLookupCarrierDataProvider implements CarrierDataProvider {
             networkDetails.name(),
             lineType(result.telephoneNumberType()),
             mccFromMccMnc(networkDetails.mccmnc()),
-            mncFromMccMnc(networkDetails.mccmnc()), Optional.empty()));
+            mncFromMccMnc(networkDetails.mccmnc()),
+            isPorted(result.isPorted())));
   }
 
   private static Tag getCreditsSpentTag(final HlrLookupResult hlrLookupResult) {
@@ -174,15 +175,12 @@ public class HlrLookupCarrierDataProvider implements CarrierDataProvider {
 
   @VisibleForTesting
   static CarrierData.LineType lineType(@Nullable final String telephoneNumberType) {
-    if (telephoneNumberType == null) {
-      return CarrierData.LineType.UNKNOWN;
-    }
-
     return switch (telephoneNumberType) {
       case "MOBILE" -> CarrierData.LineType.MOBILE;
       case "LANDLINE", "MOBILE_OR_LANDLINE" -> CarrierData.LineType.LANDLINE;
       case "VOIP" -> CarrierData.LineType.NON_FIXED_VOIP;
       case "UNKNOWN" -> CarrierData.LineType.UNKNOWN;
+      case null -> CarrierData.LineType.UNKNOWN;
       default -> CarrierData.LineType.OTHER;
     };
   }
@@ -198,6 +196,15 @@ public class HlrLookupCarrierDataProvider implements CarrierDataProvider {
     return Optional.empty();
   }
 
+  @VisibleForTesting
+  static Optional<Boolean> isPorted(@Nullable final String isPorted) {
+    return switch (isPorted) {
+      case "YES" -> Optional.of(true);
+      case "NO" -> Optional.of(false);
+      case null, default -> Optional.empty();
+    };
+  }
+
   @VisibleForTesting
   static HlrLookupResponse parseResponse(final String responseJson) throws JsonProcessingException {
     return OBJECT_MAPPER.readValue(responseJson, HlrLookupResponse.class);
diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/telephony/hlrlookup/HlrLookupResult.java b/service/src/main/java/org/whispersystems/textsecuregcm/telephony/hlrlookup/HlrLookupResult.java
index 6651d2b58..f21b3f404 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/telephony/hlrlookup/HlrLookupResult.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/telephony/hlrlookup/HlrLookupResult.java
@@ -15,5 +15,6 @@ record HlrLookupResult(String error,
                        NetworkDetails originalNetworkDetails,
                        String currentNetwork,
                        NetworkDetails currentNetworkDetails,
-                       String telephoneNumberType) {
+                       String telephoneNumberType,
+                       String isPorted) {
 }
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/telephony/hlrlookup/HlrLookupCarrierDataProviderTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/telephony/hlrlookup/HlrLookupCarrierDataProviderTest.java
index ee4922fde..d0eb18844 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/telephony/hlrlookup/HlrLookupCarrierDataProviderTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/telephony/hlrlookup/HlrLookupCarrierDataProviderTest.java
@@ -110,8 +110,7 @@ class HlrLookupCarrierDataProviderTest {
     final Optional<CarrierData> maybeCarrierData =
         hlrLookupCarrierDataProvider.lookupCarrierData(PhoneNumberUtil.getInstance().getExampleNumber("US"), Duration.ZERO);
 
-    assertEquals(Optional.of(new CarrierData("Virgin Mobile", CarrierData.LineType.MOBILE, Optional.of("234"), Optional.of("38"),
-            Optional.empty())),
+    assertEquals(Optional.of(new CarrierData("Virgin Mobile", CarrierData.LineType.MOBILE, Optional.of("234"), Optional.of("38"), Optional.of(true))),
         maybeCarrierData);
   }
 
@@ -220,6 +219,25 @@ class HlrLookupCarrierDataProviderTest {
     );
   }
 
+  @SuppressWarnings("OptionalUsedAsFieldOrParameterType")
+  @ParameterizedTest
+  @MethodSource
+  void isPorted(final String isPortedString, final Optional<Boolean> expectedIsPortedValue) {
+    final HlrLookupResult hlrLookupResult =
+        new HlrLookupResult("NONE", "NOT_AVAILABLE", null, "NOT_AVAILABLE", null, "MOBILE", isPortedString);
+
+    assertEquals(expectedIsPortedValue, HlrLookupCarrierDataProvider.isPorted(hlrLookupResult.isPorted()));
+  }
+
+  private static List<Arguments> isPorted() {
+    return List.of(
+        Arguments.argumentSet("Null isPorted string", null, Optional.empty()),
+        Arguments.argumentSet("Is ported", "YES", Optional.of(true)),
+        Arguments.argumentSet("Is not ported", "NO", Optional.of(false)),
+        Arguments.argumentSet("Unrecognized isPorted string", "UNKNOWN", Optional.empty())
+    );
+  }
+
   @SuppressWarnings("OptionalUsedAsFieldOrParameterType")
   @ParameterizedTest
   @MethodSource
@@ -272,7 +290,8 @@ class HlrLookupCarrierDataProviderTest {
         originalNetwork,
         currentNetwork == null ? "NOT_AVAILABLE" : "AVAILABLE",
         currentNetwork,
-        "MOBILE");
+        "MOBILE",
+        "NO");
   }
 
   @Test