diff --git a/java/com/android/dialer/spam/status/GlobalSpamListStatus.java b/java/com/android/dialer/spam/status/GlobalSpamListStatus.java
new file mode 100644
index 0000000..741d6e8
--- /dev/null
+++ b/java/com/android/dialer/spam/status/GlobalSpamListStatus.java
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.dialer.spam.status;
+
+import android.support.annotation.IntDef;
+import com.google.auto.value.AutoValue;
+import com.google.common.base.Optional;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+/** A value class representing a number's spam status in the global spam list. */
+@AutoValue
+public abstract class GlobalSpamListStatus {
+
+  /** Integers representing the spam status in the global spam list. */
+  @Retention(RetentionPolicy.SOURCE)
+  @IntDef({Status.NOT_ON_LIST, Status.ON_LIST})
+  public @interface Status {
+    int NOT_ON_LIST = 1;
+    int ON_LIST = 2;
+  }
+
+  public abstract @Status int getStatus();
+
+  /**
+   * Returns the timestamp (in milliseconds) representing when a number's spam status was put on the
+   * list, or {@code Optional.absent()} if the number is not on the list.
+   */
+  public abstract Optional<Long> getTimestampMillis();
+
+  public static GlobalSpamListStatus notOnList() {
+    return new AutoValue_GlobalSpamListStatus(Status.NOT_ON_LIST, Optional.absent());
+  }
+
+  public static GlobalSpamListStatus onList(long timestampMillis) {
+    return new AutoValue_GlobalSpamListStatus(Status.ON_LIST, Optional.of(timestampMillis));
+  }
+}
diff --git a/java/com/android/dialer/spam/status/UserSpamListStatus.java b/java/com/android/dialer/spam/status/UserSpamListStatus.java
new file mode 100644
index 0000000..01f9987
--- /dev/null
+++ b/java/com/android/dialer/spam/status/UserSpamListStatus.java
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.dialer.spam.status;
+
+import android.support.annotation.IntDef;
+import com.google.auto.value.AutoValue;
+import com.google.common.base.Optional;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+/** A value class representing a number's spam status in the user spam list. */
+@AutoValue
+@SuppressWarnings("Guava")
+public abstract class UserSpamListStatus {
+
+  /** Integers representing the spam status in the user spam list. */
+  @Retention(RetentionPolicy.SOURCE)
+  @IntDef({Status.NOT_ON_LIST, Status.WHITELISTED, Status.BLACKLISTED})
+  public @interface Status {
+    int NOT_ON_LIST = 1;
+    int WHITELISTED = 2;
+    int BLACKLISTED = 3;
+  }
+
+  public abstract @Status int getStatus();
+
+  /**
+   * Returns the timestamp (in milliseconds) representing when a number's spam status was put on the
+   * list, or {@code Optional.absent()} if the number is not on the list.
+   */
+  public abstract Optional<Long> getTimestampMillis();
+
+  public static UserSpamListStatus notOnList() {
+    return new AutoValue_UserSpamListStatus(Status.NOT_ON_LIST, Optional.absent());
+  }
+
+  public static UserSpamListStatus whitelisted(long timestampMillis) {
+    return new AutoValue_UserSpamListStatus(Status.WHITELISTED, Optional.of(timestampMillis));
+  }
+
+  public static UserSpamListStatus blacklisted(long timestampMillis) {
+    return new AutoValue_UserSpamListStatus(Status.BLACKLISTED, Optional.of(timestampMillis));
+  }
+}