diff --git a/src/index.ts b/src/index.ts
index b683531a0..8e4c0fff2 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -17,6 +17,7 @@
 /* eslint-disable @typescript-eslint/no-explicit-any */
 
 import { LatLng, LatLngBounds } from "./maps/coordinates/latlng";
+import { DirectionsService } from "./routes/directions-service/directions-service";
 import { Geocoder } from "./places/geocoder/geocoder";
 import { Autocomplete } from "./places/autocomplete";
 import { DistanceMatrixService } from "./routes/distance-matrix-service/distance-matrix-service";
@@ -90,6 +91,7 @@ const initialize = function (): void {
       MapPanes: MapPanes,
       VisibleRegion: VisibleRegion,
       InfoWindow: InfoWindow_,
+      DirectionsService,
       DistanceMatrixService,
     },
   };
@@ -123,6 +125,7 @@ export {
   StreetViewService,
   VisibleRegion,
   InfoWindow_ as InfoWindow,
+  DirectionsService,
   DistanceMatrixService,
   mockInstances,
   initialize,
diff --git a/src/routes/directions-service/directions-service.test.ts b/src/routes/directions-service/directions-service.test.ts
new file mode 100644
index 000000000..18bcd4fba
--- /dev/null
+++ b/src/routes/directions-service/directions-service.test.ts
@@ -0,0 +1,42 @@
+/**
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ *
+ * 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.
+ */
+
+import { initialize, mockInstances } from "../../index";
+import { DirectionsService } from "../../index";
+
+beforeEach(() => {
+  initialize();
+});
+
+test("directions service is mocked", async () => {
+  const directionsService = new google.maps.DirectionsService();
+
+  expect(directionsService).toBeTruthy();
+});
+
+test("registers mocks", () => {
+  const directionsService = new google.maps.DirectionsService();
+
+  directionsService.route(null);
+
+  const mocks = mockInstances.get(DirectionsService);
+
+  expect(mocks).toHaveLength(1);
+  expect(directionsService).toBeInstanceOf(DirectionsService);
+  expect(mockInstances.get(DirectionsService)[0].route).toHaveBeenCalledWith(
+    null
+  );
+});
diff --git a/src/routes/directions-service/directions-service.ts b/src/routes/directions-service/directions-service.ts
new file mode 100644
index 000000000..9b7d33913
--- /dev/null
+++ b/src/routes/directions-service/directions-service.ts
@@ -0,0 +1,41 @@
+/**
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ *
+ * 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.
+ */
+
+/* eslint-disable @typescript-eslint/no-unused-vars */
+
+import { __registerMockInstance } from "../../registry";
+
+export class DirectionsService implements google.maps.DirectionsService {
+  public route = jest.fn().mockImplementation(
+    (
+      request: google.maps.DirectionsRequest,
+      callback?: (
+        directionsResult?: Array<google.maps.DirectionsResult>,
+        // @ts-expect-error
+        directionsStatus: google.maps.DirectionsStatus
+      ) => void
+    ): Promise<google.maps.DirectionsResult> =>
+      Promise.resolve({
+        routes: [] as Array<google.maps.DirectionsRoute>,
+        available_travel_modes: [] as Array<google.maps.TravelMode>,
+        geocoded_waypoints: [] as Array<google.maps.DirectionsGeocodedWaypoint>,
+      })
+  );
+
+  constructor() {
+    __registerMockInstance(this.constructor, this);
+  }
+}