diff --git a/src/libs/ReportUtils.js b/src/libs/ReportUtils.js
index 5e328a156a23..458a4675cab4 100644
--- a/src/libs/ReportUtils.js
+++ b/src/libs/ReportUtils.js
@@ -2954,28 +2954,6 @@ function getChatByParticipants(newParticipantList) {
     });
 }
 
-/**
- * Attempts to find a report in onyx with the provided email list of participants. Does not include threads
- * This is temporary function while migrating from PersonalDetails to PersonalDetailsList
- *
- * @deprecated - use getChatByParticipants()
- *
- * @param {Array} participantsLoginList
- * @returns {Array|undefined}
- */
-function getChatByParticipantsByLoginList(participantsLoginList) {
-    participantsLoginList.sort();
-    return _.find(allReports, (report) => {
-        // If the report has been deleted, or there are no participants (like an empty #admins room) then skip it
-        if (!report || _.isEmpty(report.participantAccountIDs) || isThread(report)) {
-            return false;
-        }
-
-        // Only return the room if it has all the participants and is not a policy room
-        return !isUserCreatedPolicyRoom(report) && _.isEqual(participantsLoginList, _.sortBy(report.participants));
-    });
-}
-
 /**
  * Attempts to find a report in onyx with the provided list of participants in given policy
  * @param {Array} newParticipantList
@@ -3631,7 +3609,6 @@ export {
     getOptimisticDataForParentReportAction,
     shouldReportBeInOptionList,
     getChatByParticipants,
-    getChatByParticipantsByLoginList,
     getChatByParticipantsAndPolicy,
     getAllPolicyReports,
     getIOUReportActionMessage,
diff --git a/src/libs/actions/Report.js b/src/libs/actions/Report.js
index 55b03110e925..76c44c93b141 100644
--- a/src/libs/actions/Report.js
+++ b/src/libs/actions/Report.js
@@ -25,7 +25,6 @@ import * as ErrorUtils from '../ErrorUtils';
 import * as UserUtils from '../UserUtils';
 import * as Welcome from './Welcome';
 import * as PersonalDetailsUtils from '../PersonalDetailsUtils';
-import * as OptionsListUtils from '../OptionsListUtils';
 import * as Environment from '../Environment/Environment';
 import * as Session from './Session';
 
@@ -559,10 +558,11 @@ function openReport(reportID, participantLoginList = [], newReportObject = {}, p
  */
 function navigateToAndOpenReport(userLogins, shouldDismissModal = true) {
     let newChat = {};
-    const formattedUserLogins = _.map(userLogins, (login) => OptionsListUtils.addSMSDomainIfPhoneNumber(login).toLowerCase());
-    const chat = ReportUtils.getChatByParticipantsByLoginList(formattedUserLogins);
+
+    const participantAccountIDs = PersonalDetailsUtils.getAccountIDsByLogins(userLogins);
+    const chat = ReportUtils.getChatByParticipants(participantAccountIDs);
+
     if (!chat) {
-        const participantAccountIDs = PersonalDetailsUtils.getAccountIDsByLogins(userLogins);
         newChat = ReportUtils.buildOptimisticChatReport(participantAccountIDs);
     }
     const reportID = chat ? chat.reportID : newChat.reportID;
diff --git a/src/libs/actions/Task.js b/src/libs/actions/Task.js
index f1fb4d96f523..bc43c18dadb0 100644
--- a/src/libs/actions/Task.js
+++ b/src/libs/actions/Task.js
@@ -641,7 +641,7 @@ function setAssigneeValue(assigneeEmail, assigneeAccountID, shareDestination, is
     let chatReport;
 
     if (!isCurrentUser) {
-        chatReport = ReportUtils.getChatByParticipantsByLoginList([assigneeEmail]) || ReportUtils.getChatByParticipants([assigneeAccountID]);
+        chatReport = ReportUtils.getChatByParticipants([assigneeAccountID]);
         if (!chatReport) {
             chatReport = ReportUtils.buildOptimisticChatReport([assigneeAccountID]);
             chatReport.isOptimisticReport = true;