diff --git a/packages/browser/test/integration/specs/Location Hints/locationHints.spec.js b/packages/browser/test/integration/specs/Location Hints/locationHints.spec.js
new file mode 100644
index 000000000..0b78e9b64
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+++ b/packages/browser/test/integration/specs/Location Hints/locationHints.spec.js	
@@ -0,0 +1,130 @@
+/*
+Copyright 2026 Adobe. All rights reserved.
+This file is licensed to you 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 REPRESENTATIONS
+OF ANY KIND, either express or implied. See the License for the specific language
+governing permissions and limitations under the License.
+*/
+import { http, HttpResponse } from "msw";
+import { test, expect, describe } from "../../helpers/testsSetup/extend.js";
+import { sendEventHandler } from "../../helpers/mswjs/handlers.js";
+import alloyConfig from "../../helpers/alloy/config.js";
+import { MAIN_CLUSTER_COOKIE_NAME } from "../../helpers/constants/cookies.js";
+
+// Simulates the edge response when routed via the Singapore cluster:
+// mboxEdgeCluster=38 maps to sgp3 in Konductor.
+const sgp3LocationHintHandler = http.post(
+  /https:\/\/edge.adobedc.net\/ee\/.*\/?v1\/interact/,
+  async (req) => {
+    const url = new URL(req.request.url);
+    const configId = url.searchParams.get("configId");
+
+    if (configId === alloyConfig.datastreamId) {
+      return HttpResponse.json({
+        requestId: "sgp3-location-hint-test",
+        handle: [
+          {
+            payload: [
+              {
+                id: "41861666193140161934276845651148876988",
+                namespace: { code: "ECID" },
+              },
+            ],
+            type: "identity:result",
+          },
+          {
+            payload: [
+              { scope: "Target", hint: "38", ttlSeconds: 1800 },
+              { scope: "AAM", hint: "3", ttlSeconds: 1800 },
+              { scope: "EdgeNetwork", hint: "sgp3", ttlSeconds: 1800 },
+            ],
+            type: "locationHint:result",
+          },
+          {
+            payload: [
+              {
+                key: MAIN_CLUSTER_COOKIE_NAME,
+                value: "sgp3",
+                maxAge: 1800,
+              },
+            ],
+            type: "state:store",
+          },
+        ],
+      });
+    }
+
+    throw new Error("Handler not configured properly");
+  },
+);
+
+describe("Location Hints", () => {
+  test("C6589015 - location hint from first response is included in second request URL", async ({
+    alloy,
+    worker,
+    networkRecorder,
+  }) => {
+    worker.use(sendEventHandler);
+
+    await alloy("configure", {
+      ...alloyConfig,
+      thirdPartyCookiesEnabled: false,
+      debugEnabled: false,
+    });
+    await alloy("sendEvent", {});
+
+    const clusterCookie = await cookieStore.get(MAIN_CLUSTER_COOKIE_NAME);
+    const locationHint = clusterCookie?.value;
+    expect(locationHint).toBeTruthy();
+
+    await alloy("sendEvent", {});
+
+    const calls = await networkRecorder.findCalls(/edge\.adobedc\.net/, {
+      minCalls: 2,
+    });
+    expect(calls.length).toBe(2);
+
+    // no hint
+    expect(calls[0].request.url).toMatch(
+      /^https:\/\/[^/]+\/[^/]+\/v1\/interact/,
+    );
+    // yes hint
+    expect(calls[1].request.url).toMatch(
+      new RegExp(`edge\\.adobedc\\.net/ee/${locationHint}/v1/interact`),
+    );
+  });
+
+  test("C6944931 - legacy mboxEdgeCluster cookie is translated to a location hint on the first request", async ({
+    alloy,
+    worker,
+    networkRecorder,
+  }) => {
+    await cookieStore.set({ name: "mboxEdgeCluster", value: "38", path: "/" });
+
+    worker.use(sgp3LocationHintHandler);
+
+    await alloy("configure", {
+      ...alloyConfig,
+      thirdPartyCookiesEnabled: false,
+      debugEnabled: false,
+    });
+    await alloy("sendEvent", {});
+
+    const clusterCookie = await cookieStore.get(MAIN_CLUSTER_COOKIE_NAME);
+    expect(clusterCookie?.value).toBe("sgp3");
+
+    await alloy("sendEvent", {});
+
+    const calls = await networkRecorder.findCalls(/edge\.adobedc\.net/, {
+      minCalls: 2,
+    });
+    expect(calls.length).toBe(2);
+
+    expect(calls[0].request.url).toMatch(/edge\.adobedc\.net\/ee\/t38\//);
+    expect(calls[1].request.url).toMatch(/edge\.adobedc\.net\/ee\/sgp3\//);
+  });
+});