diff --git a/modules/pairIdSystem.js b/modules/pairIdSystem.js
index 778857bae1c..1d9f2c92203 100644
--- a/modules/pairIdSystem.js
+++ b/modules/pairIdSystem.js
@@ -16,7 +16,10 @@ import {MODULE_TYPE_UID} from '../src/activities/modules.js';
 
 const MODULE_NAME = 'pairId';
 const PAIR_ID_KEY = 'pairId';
-const DEFAULT_LIVERAMP_PAIR_ID_KEY = '_lr_pairId';
+
+const DEFAULT_STORAGE_PAID_ID_KEYS = {
+  liveramp: '_lr_pairId'
+};
 
 export const storage = getStorageManager({moduleType: MODULE_TYPE_UID, moduleName: MODULE_NAME});
 
@@ -59,6 +62,7 @@ export const pairIdSubmodule = {
   getId(config) {
     const pairIdsString = pairIdFromLocalStorage(PAIR_ID_KEY) || pairIdFromCookie(PAIR_ID_KEY)
     let ids = []
+
     if (pairIdsString && typeof pairIdsString == 'string') {
       try {
         ids = ids.concat(JSON.parse(atob(pairIdsString)))
@@ -67,14 +71,20 @@ export const pairIdSubmodule = {
       }
     }
 
-    const configParams = (config && config.params) || {};
-    if (configParams && configParams.liveramp) {
-      let LRStorageLocation = configParams.liveramp.storageKey || DEFAULT_LIVERAMP_PAIR_ID_KEY;
-      const liverampValue = pairIdFromLocalStorage(LRStorageLocation) || pairIdFromCookie(LRStorageLocation);
+    const configParams = (config && config.params) ? config.params : {};
+    const cleanRooms = Object.keys(configParams);
+
+    for (let i = 0; i < cleanRooms.length; i++) {
+      const cleanRoom = cleanRooms[i];
+      const cleanRoomParams = configParams[cleanRoom];
 
-      if (liverampValue) {
+      const cleanRoomStorageLocation = cleanRoomParams.storageKey || DEFAULT_STORAGE_PAID_ID_KEYS[cleanRoom];
+      const cleanRoomValue = pairIdFromLocalStorage(cleanRoomStorageLocation) || pairIdFromCookie(cleanRoomStorageLocation);
+
+      if (cleanRoomValue) {
         try {
-          const parsedValue = atob(liverampValue);
+          const parsedValue = atob(cleanRoomValue);
+
           if (parsedValue) {
             const obj = JSON.parse(parsedValue);
 
@@ -90,7 +100,7 @@ export const pairIdSubmodule = {
           logInfo('Pairid: Error parsing JSON: ', error);
         }
       } else {
-        logInfo('Pairid: liverampValue for pairId from storage is empty or null');
+        logInfo('Pairid: data clean room value for pairId from storage is empty or null');
       }
     }
 
@@ -98,11 +108,12 @@ export const pairIdSubmodule = {
       logInfo('PairId not found.')
       return undefined;
     }
+
     return {'id': ids};
   },
   eids: {
     'pairId': {
-      source: 'google.com',
+      source: 'iabtechlab.com',
       atype: 571187
     },
   }
diff --git a/test/spec/modules/pairIdSystem_spec.js b/test/spec/modules/pairIdSystem_spec.js
index 0bb42e56c25..a8f7dffd6ce 100644
--- a/test/spec/modules/pairIdSystem_spec.js
+++ b/test/spec/modules/pairIdSystem_spec.js
@@ -13,6 +13,39 @@ describe('pairId', function () {
     sandbox.restore();
   });
 
+  it('should read pairId from specified clean room if configured with storageKey', function() {
+    let pairIds = ['test-pair-id1', 'test-pair-id2', 'test-pair-id3'];
+    sandbox.stub(storage, 'getDataFromLocalStorage').withArgs('habu_pairId_custom').returns(btoa(JSON.stringify({'envelope': pairIds})));
+
+    let id = pairIdSubmodule.getId({
+      params: {
+        habu: {
+          storageKey: 'habu_pairId_custom'
+        }
+      }})
+
+    expect(id).to.be.deep.equal({id: pairIds});
+  })
+
+  it('should read pairID from liveramp with default storageKey and additional clean room with configured storageKey', function() {
+    let getDataStub = sandbox.stub(storage, 'getDataFromLocalStorage');
+    let liveRampPairIds = ['lr-test-pair-id1', 'lr-test-pair-id2', 'lr-test-pair-id3'];
+    getDataStub.withArgs('_lr_pairId').returns(btoa(JSON.stringify({'envelope': liveRampPairIds})));
+
+    let habuPairIds = ['habu-test-pair-id1', 'habu-test-pair-id2', 'habu-test-pair-id3'];
+    getDataStub.withArgs('habu_pairId_custom').returns(btoa(JSON.stringify({'envelope': habuPairIds})));
+
+    let id = pairIdSubmodule.getId({
+      params: {
+        habu: {
+          storageKey: 'habu_pairId_custom'
+        },
+        liveramp: {}
+      }})
+
+    expect(id).to.be.deep.equal({id: habuPairIds.concat(liveRampPairIds)});
+  });
+
   it('should log an error if no ID is found when getId', function() {
     pairIdSubmodule.getId({ params: {} });
     expect(logInfoStub.calledOnce).to.be.true;