diff --git a/src/libs/actions/IOU/Duplicate.ts b/src/libs/actions/IOU/Duplicate.ts
index 8a80219cc518..91b55e72e979 100644
--- a/src/libs/actions/IOU/Duplicate.ts
+++ b/src/libs/actions/IOU/Duplicate.ts
@@ -718,6 +718,7 @@ function createExpenseByType({
                 hasViolations: false,
                 customUnitPolicyID,
                 isTrackIntentUser,
+                formatPhoneNumber,
             };
             return submitPerDiemExpense(perDiemParams);
         }
diff --git a/src/libs/actions/IOU/PerDiem.ts b/src/libs/actions/IOU/PerDiem.ts
index 463f104f7455..52e488d38147 100644
--- a/src/libs/actions/IOU/PerDiem.ts
+++ b/src/libs/actions/IOU/PerDiem.ts
@@ -1,3 +1,5 @@
+import type {LocaleContextProps} from '@components/LocaleContextProvider';
+
 import * as API from '@libs/API';
 import type {CreatePerDiemRequestParams} from '@libs/API/parameters';
 import {WRITE_COMMANDS} from '@libs/API/types';
@@ -6,7 +8,6 @@ import DateUtils from '@libs/DateUtils';
 import {deferOrExecuteWrite} from '@libs/deferredLayoutWrite';
 import {getMicroSecondOnyxErrorWithTranslationKey} from '@libs/ErrorUtils';
 import {updateIOUOwnerAndTotal} from '@libs/IOUUtils';
-import {formatPhoneNumber} from '@libs/LocalePhoneNumber';
 import {validateAmount} from '@libs/MoneyRequestUtils';
 import Navigation from '@libs/Navigation/Navigation';
 import TransitionTracker from '@libs/Navigation/TransitionTracker';
@@ -240,6 +241,7 @@ type PerDiemExpenseInformation = {
     shouldDeferAutoSubmit?: boolean;
     optimisticChatReportID?: string;
     optimisticTransactionID?: string;
+    formatPhoneNumber: LocaleContextProps['formatPhoneNumber'];
     // TODO: delegateAccountID will be made required in PR 13 when all callers pass the value (https://github.com/Expensify/App/issues/66425)
     delegateAccountID?: number | undefined;
     isTrackIntentUser: boolean | undefined;
@@ -264,6 +266,7 @@ type PerDiemExpenseInformationParams = {
     personalDetails: OnyxEntry<OnyxTypes.PersonalDetailsList>;
     optimisticChatReportID?: string;
     optimisticTransactionID?: string;
+    formatPhoneNumber: LocaleContextProps['formatPhoneNumber'];
     // TODO: delegateAccountID will be made required in PR 13 when all callers pass the value (https://github.com/Expensify/App/issues/66425)
     delegateAccountID?: number | undefined;
     isTrackIntentUser: boolean | undefined;
@@ -322,6 +325,7 @@ function getPerDiemExpenseInformation(perDiemExpenseInformation: PerDiemExpenseI
         personalDetails,
         optimisticChatReportID,
         optimisticTransactionID: uiProvidedOptimisticTransactionID,
+        formatPhoneNumber,
         delegateAccountID,
         isTrackIntentUser,
     } = perDiemExpenseInformation;
@@ -934,6 +938,7 @@ function submitPerDiemExpense(submitPerDiemExpenseInformation: PerDiemExpenseInf
         shouldDeferAutoSubmit,
         optimisticChatReportID,
         optimisticTransactionID,
+        formatPhoneNumber,
         delegateAccountID,
         isTrackIntentUser,
     } = submitPerDiemExpenseInformation;
@@ -987,6 +992,7 @@ function submitPerDiemExpense(submitPerDiemExpenseInformation: PerDiemExpenseInf
         personalDetails,
         optimisticChatReportID,
         optimisticTransactionID,
+        formatPhoneNumber,
         delegateAccountID,
         isTrackIntentUser,
     });
diff --git a/src/pages/iou/request/step/confirmation/useExpenseSubmission.ts b/src/pages/iou/request/step/confirmation/useExpenseSubmission.ts
index a23c7a7e06b2..1b0c7a522a2d 100644
--- a/src/pages/iou/request/step/confirmation/useExpenseSubmission.ts
+++ b/src/pages/iou/request/step/confirmation/useExpenseSubmission.ts
@@ -638,6 +638,7 @@ function useExpenseSubmission(params: UseExpenseSubmissionParams) {
                 betas,
                 personalDetails,
                 optimisticChatReportID,
+                formatPhoneNumber,
                 isTrackIntentUser,
             });
             const targetReportID = backToReport ?? activeReportID;
diff --git a/tests/actions/IOU/PerDiemTest.ts b/tests/actions/IOU/PerDiemTest.ts
index 6bf078ed40bd..bdcee45cd97d 100644
--- a/tests/actions/IOU/PerDiemTest.ts
+++ b/tests/actions/IOU/PerDiemTest.ts
@@ -20,7 +20,7 @@ import createRandomPolicyCategories from '../../utils/collections/policyCategory
 import createRandomPolicyTags from '../../utils/collections/policyTags';
 import createRandomTransaction from '../../utils/collections/transaction';
 import getOnyxValue from '../../utils/getOnyxValue';
-import {getGlobalFetchMock} from '../../utils/TestHelper';
+import {formatPhoneNumber, getGlobalFetchMock} from '../../utils/TestHelper';
 import waitForBatchedUpdates from '../../utils/waitForBatchedUpdates';
 
 jest.mock('@src/libs/Navigation/Navigation', () => ({
@@ -326,6 +326,7 @@ describe('PerDiem', () => {
                 quickAction: undefined,
                 betas: [CONST.BETAS.ALL],
                 personalDetails: {[mockParticipantParams.payeeAccountID]: {accountID: mockParticipantParams.payeeAccountID, login: 'payee@example.com'}},
+                formatPhoneNumber,
                 isTrackIntentUser: false,
             });
 
@@ -417,6 +418,7 @@ describe('PerDiem', () => {
                 quickAction: undefined,
                 betas: [CONST.BETAS.ALL],
                 personalDetails: {[mockParticipant.accountID]: {accountID: mockParticipant.accountID, login: 'existing@example.com'}},
+                formatPhoneNumber,
                 isTrackIntentUser: false,
             });
 
@@ -507,6 +509,7 @@ describe('PerDiem', () => {
                 betas: [CONST.BETAS.ALL],
                 personalDetails: {[mockParticipantParams.payeeAccountID]: {accountID: mockParticipantParams.payeeAccountID, login: 'payee@example.com'}},
                 isTrackIntentUser: false,
+                formatPhoneNumber,
             });
 
             // The builder must not produce a transaction thread — the backend creates it lazily when first needed.
@@ -607,6 +610,7 @@ describe('PerDiem', () => {
                 quickAction: undefined,
                 betas: [CONST.BETAS.ALL],
                 personalDetails: {[mockParticipant.accountID]: {accountID: mockParticipant.accountID, login: 'existing@example.com'}},
+                formatPhoneNumber,
                 isTrackIntentUser: false,
             });
 
@@ -696,6 +700,7 @@ describe('PerDiem', () => {
                 quickAction: undefined,
                 betas: [CONST.BETAS.ALL],
                 personalDetails: {[mockParticipant.accountID]: {accountID: mockParticipant.accountID, login: 'existing@example.com'}},
+                formatPhoneNumber,
                 isTrackIntentUser: false,
             });
 
@@ -772,6 +777,7 @@ describe('PerDiem', () => {
                 quickAction: undefined,
                 betas: [CONST.BETAS.ALL],
                 personalDetails: {[RORY_ACCOUNT_ID]: {accountID: RORY_ACCOUNT_ID, login: RORY_EMAIL}},
+                formatPhoneNumber,
                 isTrackIntentUser: false,
             });
 
@@ -841,6 +847,7 @@ describe('PerDiem', () => {
                 betas: [CONST.BETAS.ALL],
                 personalDetails: {[RORY_ACCOUNT_ID]: {accountID: RORY_ACCOUNT_ID, login: RORY_EMAIL}},
                 optimisticTransactionID,
+                formatPhoneNumber,
                 isTrackIntentUser: false,
             });
 
@@ -914,6 +921,7 @@ describe('PerDiem', () => {
                 quickAction: undefined,
                 betas: [CONST.BETAS.ALL],
                 personalDetails: personalDetailsList,
+                formatPhoneNumber,
                 isTrackIntentUser: false,
             });
 
@@ -979,6 +987,7 @@ describe('PerDiem', () => {
                 quickAction: undefined,
                 betas: [CONST.BETAS.ALL],
                 personalDetails: personalDetailsList,
+                formatPhoneNumber,
                 isTrackIntentUser: false,
             });