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 555eed38a..12ccce8b2 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
@@ -20,6 +20,8 @@ import java.util.concurrent.Executor;
 import java.util.concurrent.ScheduledExecutorService;
 import javax.annotation.Nullable;
 import io.micrometer.core.instrument.Metrics;
+import io.micrometer.core.instrument.Tag;
+import io.micrometer.core.instrument.Tags;
 import org.apache.commons.lang3.StringUtils;
 import org.whispersystems.textsecuregcm.http.FaultTolerantHttpClient;
 import org.whispersystems.textsecuregcm.metrics.MetricsUtil;
@@ -42,6 +44,9 @@ public class HlrLookupCarrierDataProvider implements CarrierDataProvider {
   private static final ObjectMapper OBJECT_MAPPER = SystemMapper.jsonMapper();
 
   private static final String REQUEST_COUNTER_NAME = MetricsUtil.name(HlrLookupCarrierDataProvider.class, "request");
+  private static final String RESULT_COUNTER_NAME = MetricsUtil.name(HlrLookupCarrierDataProvider.class, "result");
+
+  private static final String CREDITS_SPENT_TAG_NAME = "creditsSpent";
 
   public HlrLookupCarrierDataProvider(final String apiKey,
       final String apiSecret,
@@ -126,9 +131,17 @@ public class HlrLookupCarrierDataProvider implements CarrierDataProvider {
     final HlrLookupResult result = response.results().getFirst();
 
     if (!result.error().equals("NONE")) {
+      Metrics.counter(RESULT_COUNTER_NAME, Tags.of(
+              Tag.of("error", result.error()),
+              getCreditsSpentTag(result)))
+          .increment();
+
       throw new CarrierDataException("Received a per-number error: " + result.error());
     }
 
+    Metrics.counter(RESULT_COUNTER_NAME, Tags.of(getCreditsSpentTag(result)))
+        .increment();
+
     return getNetworkDetails(result)
         .map(networkDetails -> new CarrierData(
             networkDetails.name(),
@@ -137,6 +150,14 @@ public class HlrLookupCarrierDataProvider implements CarrierDataProvider {
             mncFromMccMnc(networkDetails.mccmnc())));
   }
 
+  private static Tag getCreditsSpentTag(final HlrLookupResult hlrLookupResult) {
+    // HLR Lookup's docs at https://www.hlrlookup.com/knowledge/full-api-result suggest:
+    //
+    // > Please parse the full float to 1 decimal place to allow for future changes (e.g. service which consumes 1.5 or
+    // > 0.5 credits).
+    return Tag.of(CREDITS_SPENT_TAG_NAME, "%.1f".formatted(hlrLookupResult.creditsSpent()));
+  }
+
   @VisibleForTesting
   static Optional<String> mccFromMccMnc(@Nullable final String mccMnc) {
     // MCCs are always 3 digits
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 ab4c4fae7..6651d2b58 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
@@ -10,6 +10,7 @@ import com.fasterxml.jackson.databind.annotation.JsonNaming;
 
 @JsonNaming(PropertyNamingStrategies.SnakeCaseStrategy.class)
 record HlrLookupResult(String error,
+                       float creditsSpent,
                        String originalNetwork,
                        NetworkDetails originalNetworkDetails,
                        String currentNetwork,
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 50e0346cb..97c67ce9d 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
@@ -266,6 +266,7 @@ class HlrLookupCarrierDataProviderTest {
       @Nullable final NetworkDetails currentNetwork) {
 
     return new HlrLookupResult(null,
+        1.0f,
         originalNetwork == null ? "NOT_AVAILABLE" : "AVAILABLE",
         originalNetwork,
         currentNetwork == null ? "NOT_AVAILABLE" : "AVAILABLE",