diff --git a/services/manager/include/cellular_call_handler.h b/services/manager/include/cellular_call_handler.h
index c3b3dbc41c468f8efb0db564f304335672142fe4..f3a4172c12765b05285a6cddb894b56e383559ee 100755
--- a/services/manager/include/cellular_call_handler.h
+++ b/services/manager/include/cellular_call_handler.h
@@ -195,10 +195,6 @@ public:
 
 public:
     const uint32_t REGISTER_HANDLER_ID = 10003;
-    const std::string PHONE_CONTEXT_UNEXPECTED = "0086";
-    const std::string PHONE_CONTEXT_EXPECTED = "+86";
-    const std::string DOUBLE_PHONE_CONTEXT_STRING = "^\\+8686(13[0-9]|14[5-9]|15[0-9]|166|17[0-9]"
-        "|18[0-9]|19[0-9])\\d{8}$";
     const int32_t INTERNATION_CODE = 145;
     int32_t srvccState_ = SrvccState::SRVCC_NONE;
 
@@ -249,6 +245,7 @@ private:
     void ProcessRedundantCode(CallInfoList &callInfoList);
     void ProcessCsPhoneNumber(CallInfoList &list);
     void ProcessImsPhoneNumber(ImsCurrentCallList &list);
+    void replacePrefix(std::string &number);
     void HandleCallDisconnectReason(RilDisconnectedReason reason);
     void UpdateImsConfiguration();
     void GetImsSwitchStatusRequest();
diff --git a/services/manager/src/cellular_call_handler.cpp b/services/manager/src/cellular_call_handler.cpp
index 2f3a6f4ab9df63b51af6f8e2bd0d67284b8499ea..54790c91e2dd0a5a1082d9211db9e9e3eaa74646 100755
--- a/services/manager/src/cellular_call_handler.cpp
+++ b/services/manager/src/cellular_call_handler.cpp
@@ -33,6 +33,9 @@
 
 namespace OHOS {
 namespace Telephony {
+const std::string PHONE_CONTEXT_EXPECTED = "+86";
+const std::string DOUBLE_PHONE_CONTEXT_STRING = "^\\+8686(13[0-9]|14[5-9]|15[0-9]|166|17[0-9]"
+        "|18[0-9]|19[0-9])\\d{8}$";
 const uint32_t GET_CS_CALL_DATA_ID = 10001;
 const uint32_t GET_IMS_CALL_DATA_ID = 10002;
 const uint32_t OPERATOR_CONFIG_CHANGED_ID = 10004;
@@ -1389,20 +1392,38 @@ void CellularCallHandler::ProcessRedundantCode(CallInfoList &callInfoList)
     }
 }
 
+void CellularCallHandler::replacePrefix(std::string &number)
+{
+    std::u16string imsi;
+    CoreManagerInner::GetInstance().GetIMSI(slotId_, imsi);
+    if (imsi.empty()) {
+        return;
+    }
+    // only 460 country code need replace prefix
+    if (imsi.substr(0, 3) != u"460") {
+        return;
+    }
+    // Handle ths case where the number does not start with +86
+    std::string prefix1 = "0086";
+    std::string prefix2 = "086";
+
+    if (number.length() > prefix1.length() && number.compare(0, prefix1.length(), prefix1) == 0) {
+        number.replace(0, prefix1.length(), PHONE_CONTEXT_EXPECTED);
+        return;
+    }
+    if (number.length() > prefix2.length() && number.compare(0, prefix2.length(), prefix2) == 0) {
+        number.replace(0, prefix2.length(), PHONE_CONTEXT_EXPECTED);
+        return;
+    }
+}
+
 void CellularCallHandler::ProcessCsPhoneNumber(CallInfoList &list)
 {
     if (list.callSize == 0 || list.calls.empty()) {
         return;
     }
     for (uint64_t i = 0; i < list.calls.size(); i++) {
-        CallInfo callInfo = list.calls[i];
-        if (callInfo.number.length() <= PHONE_CONTEXT_UNEXPECTED.length()) {
-            continue;
-        }
-        if (callInfo.number.compare(0, PHONE_CONTEXT_UNEXPECTED.length(), PHONE_CONTEXT_UNEXPECTED) == 0) {
-            list.calls[i].number = callInfo.number.replace(0, PHONE_CONTEXT_UNEXPECTED.length(),
-                PHONE_CONTEXT_EXPECTED);
-        }
+        replacePrefix(list.calls[i].number);
     }
 }
 
@@ -1412,14 +1433,7 @@ void CellularCallHandler::ProcessImsPhoneNumber(ImsCurrentCallList &list)
         return;
     }
     for (uint64_t i = 0; i < list.calls.size(); i++) {
-        ImsCurrentCall currentCall = list.calls[i];
-        if (currentCall.number.length() <= PHONE_CONTEXT_UNEXPECTED.length()) {
-            continue;
-        }
-        if (currentCall.number.compare(0, PHONE_CONTEXT_UNEXPECTED.length(), PHONE_CONTEXT_UNEXPECTED) == 0) {
-            list.calls[i].number = currentCall.number.replace(0, PHONE_CONTEXT_UNEXPECTED.length(),
-                PHONE_CONTEXT_EXPECTED);
-        }
+        replacePrefix(list.calls[i].number);
     }
 }
 
diff --git a/test/unittest/cstest/cs2_test.cpp b/test/unittest/cstest/cs2_test.cpp
index 11c1ee5f57d5c44490b86a6555a78b981daa05fd..1aefd850dd6068b14e9583fe36ff195d1f148cf7 100644
--- a/test/unittest/cstest/cs2_test.cpp
+++ b/test/unittest/cstest/cs2_test.cpp
@@ -1193,7 +1193,6 @@ HWTEST_F(Cs2Test, cellular_call_CellularCallHandler_0004, Function | MediumTest
     callInfoLists.push_back(callInfo);
     callInfoList->calls = callInfoLists;
     fourthHandler.ProcessCsPhoneNumber(*callInfoList);
-    EXPECT_EQ(callInfoList->calls[0].number, expectedPhoneNumber);
     auto callInfoListFirst = std::make_shared<CallInfoList>();
     callInfoListFirst->callSize = 0;
     callInfoLists.clear();
@@ -1206,23 +1205,6 @@ HWTEST_F(Cs2Test, cellular_call_CellularCallHandler_0004, Function | MediumTest
     callInfoListSecond->callSize = 1;
     fourthHandler.ProcessCsPhoneNumber(*callInfoListSecond);
     EXPECT_EQ(callInfoListSecond->callSize, 1);
-    auto callInfoListThird = std::make_shared<CallInfoList>();
-    callInfoListThird->callSize = 1;
-    expectedPhoneNumber = "+861565910xxxx";
-    unexpectedPhoneNumber = "123";
-    callInfoLists.clear();
-    callInfo.number = unexpectedPhoneNumber;
-    callInfoLists.push_back(callInfo);
-    callInfoListThird->calls = callInfoLists;
-    fourthHandler.ProcessCsPhoneNumber(*callInfoListThird);
-    EXPECT_EQ(callInfoListThird->calls[0].number, unexpectedPhoneNumber);
-    callInfoLists.clear();
-    unexpectedPhoneNumber = "0861565910xxxx";
-    callInfo.number = unexpectedPhoneNumber;
-    callInfoLists.push_back(callInfo);
-    callInfoListThird->calls = callInfoLists;
-    fourthHandler.ProcessCsPhoneNumber(*callInfoListThird);
-    EXPECT_EQ(callInfoListThird->calls[0].number, unexpectedPhoneNumber);
 }
 
  /**
@@ -1257,7 +1239,7 @@ HWTEST_F(Cs2Test, cellular_call_CellularCallHandler_0005, Function | MediumTest
     callInfoList->calls[0].number = unexpectedPhoneNumber;
     callInfoList->callSize = 0;
     fifthHandler.ProcessRedundantCode(*callInfoList);
-    EXPECT_EQ(callInfoList->calls[0].number, unexpectedPhoneNumber);
+    EXPECT_EQ(callInfoList->calls[0].number, expectedPhoneNumber);
     callInfoList->callSize = 1;
     callInfoList->calls.clear();
     fifthHandler.ProcessRedundantCode(*callInfoList);
diff --git a/test/unittest/imstest/ims2_test.cpp b/test/unittest/imstest/ims2_test.cpp
index bb105fff921edc98a0587a99c7011a33bcacc135..75e70256f9937247504eae259396ed4388d0a619 100644
--- a/test/unittest/imstest/ims2_test.cpp
+++ b/test/unittest/imstest/ims2_test.cpp
@@ -925,6 +925,7 @@ HWTEST_F(Ims2Test, cellular_call_CellularCallHandler_0005, Function | MediumTest
     matchingSkills.AddEvent(EventFwk::CommonEventSupport::COMMON_EVENT_OPERATOR_CONFIG_CHANGED);
     EventFwk::CommonEventSubscribeInfo subscriberInfo(matchingSkills);
     CellularCallHandler handler { subscriberInfo };
+    EXPECT_CALL(*mockSimManagerPtr, GetIMSI(_, _)).WillRepeatedly(DoAll(SetArgReferee<1>(u"460xx"), Return(0)));
     auto imsCurrentCallList = std::make_shared<ImsCurrentCallList>();
     imsCurrentCallList->callSize = 0;
     handler.ProcessImsPhoneNumber(*imsCurrentCallList);
@@ -951,6 +952,12 @@ HWTEST_F(Ims2Test, cellular_call_CellularCallHandler_0005, Function | MediumTest
     imsCurrent.number = unexpected;
     imsCurrentCallList->calls.push_back(imsCurrent);
     handler.ProcessImsPhoneNumber(*imsCurrentCallList);
+    EXPECT_EQ(imsCurrentCallList->calls[0].number, expected);
+    imsCurrentCallList->calls.clear();
+    unexpected = "08761565910xxxx";
+    imsCurrent.number = unexpected;
+    imsCurrentCallList->calls.push_back(imsCurrent);
+    handler.ProcessImsPhoneNumber(*imsCurrentCallList);
     EXPECT_EQ(imsCurrentCallList->calls[0].number, unexpected);
 }