diff --git a/src/core/meshcop/border_agent.cpp b/src/core/meshcop/border_agent.cpp
index 8bde4b8..1e5883e 100644
--- a/src/core/meshcop/border_agent.cpp
+++ b/src/core/meshcop/border_agent.cpp
@@ -303,7 +303,7 @@
     VerifyOrExit(aEvents.ContainsAny(kEventThreadRoleChanged | kEventCommissionerStateChanged));
 
 #if OPENTHREAD_CONFIG_COMMISSIONER_ENABLE && OPENTHREAD_FTD
-    VerifyOrExit(Get<MeshCoP::Commissioner>().IsDisabled());
+    VerifyOrExit(Get<Commissioner>().IsDisabled());
 #endif
 
     if (Get<Mle::MleRouter>().IsAttached())
diff --git a/src/core/meshcop/commissioner.cpp b/src/core/meshcop/commissioner.cpp
index 500041b..a15d991 100644
--- a/src/core/meshcop/commissioner.cpp
+++ b/src/core/meshcop/commissioner.cpp
@@ -304,7 +304,7 @@
     VerifyOrExit(mState == kStateDisabled, error = kErrorAlready);
 
 #if OPENTHREAD_CONFIG_BORDER_AGENT_ENABLE
-    Get<MeshCoP::BorderAgent>().Stop();
+    Get<BorderAgent>().Stop();
 #endif
 
     SuccessOrExit(error = Get<Coap::CoapSecure>().Start(SendRelayTransmit, this));
@@ -359,7 +359,7 @@
     }
 
 #if OPENTHREAD_CONFIG_BORDER_AGENT_ENABLE
-    Get<MeshCoP::BorderAgent>().Start();
+    Get<BorderAgent>().Start();
 #endif
 
 exit:
@@ -687,7 +687,7 @@
     Error            error = kErrorNone;
     Coap::Message *  message;
     Tmf::MessageInfo messageInfo(GetInstance());
-    MeshCoP::Tlv     tlv;
+    Tlv              tlv;
 
     VerifyOrExit((message = Get<Tmf::Agent>().NewPriorityMessage()) != nullptr, error = kErrorNoBufs);
 
@@ -700,7 +700,7 @@
 
     if (aLength > 0)
     {
-        tlv.SetType(MeshCoP::Tlv::kGet);
+        tlv.SetType(Tlv::kGet);
         tlv.SetLength(aLength);
         SuccessOrExit(error = message->Append(tlv));
         SuccessOrExit(error = message->AppendBytes(aTlvs, aLength));
@@ -752,12 +752,12 @@
 
     if (aDataset.IsLocatorSet())
     {
-        SuccessOrExit(error = Tlv::Append<MeshCoP::BorderAgentLocatorTlv>(*message, aDataset.GetLocator()));
+        SuccessOrExit(error = Tlv::Append<BorderAgentLocatorTlv>(*message, aDataset.GetLocator()));
     }
 
     if (aDataset.IsSessionIdSet())
     {
-        SuccessOrExit(error = Tlv::Append<MeshCoP::CommissionerSessionIdTlv>(*message, aDataset.GetSessionId()));
+        SuccessOrExit(error = Tlv::Append<CommissionerSessionIdTlv>(*message, aDataset.GetSessionId()));
     }
 
     if (aDataset.IsSteeringDataSet())
diff --git a/src/core/meshcop/dataset.cpp b/src/core/meshcop/dataset.cpp
index ad6adec..74d9a09 100644
--- a/src/core/meshcop/dataset.cpp
+++ b/src/core/meshcop/dataset.cpp
@@ -555,12 +555,11 @@
             break;
 
         case Tlv::kExtendedPanId:
-            aInstance.Get<MeshCoP::ExtendedPanIdManager>().SetExtPanId(As<ExtendedPanIdTlv>(cur)->GetExtendedPanId());
+            aInstance.Get<ExtendedPanIdManager>().SetExtPanId(As<ExtendedPanIdTlv>(cur)->GetExtendedPanId());
             break;
 
         case Tlv::kNetworkName:
-            IgnoreError(
-                aInstance.Get<MeshCoP::NetworkNameManager>().SetNetworkName(As<NetworkNameTlv>(cur)->GetNetworkName()));
+            IgnoreError(aInstance.Get<NetworkNameManager>().SetNetworkName(As<NetworkNameTlv>(cur)->GetNetworkName()));
             break;
 
         case Tlv::kNetworkKey:
diff --git a/src/core/meshcop/dataset.hpp b/src/core/meshcop/dataset.hpp
index 36b08fe..5990a48 100644
--- a/src/core/meshcop/dataset.hpp
+++ b/src/core/meshcop/dataset.hpp
@@ -339,7 +339,7 @@
          * @returns The Extended PAN ID in the Dataset.
          *
          */
-        const MeshCoP::ExtendedPanId &GetExtendedPanId(void) const { return AsCoreType(&mExtendedPanId); }
+        const ExtendedPanId &GetExtendedPanId(void) const { return AsCoreType(&mExtendedPanId); }
 
         /**
          * This method sets the Extended PAN ID in the Dataset.
@@ -347,7 +347,7 @@
          * @param[in] aExtendedPanId   An Extended PAN ID.
          *
          */
-        void SetExtendedPanId(const MeshCoP::ExtendedPanId &aExtendedPanId)
+        void SetExtendedPanId(const ExtendedPanId &aExtendedPanId)
         {
             mExtendedPanId                      = aExtendedPanId;
             mComponents.mIsExtendedPanIdPresent = true;
diff --git a/src/core/meshcop/dataset_manager.cpp b/src/core/meshcop/dataset_manager.cpp
index 1c00ea8..b0bf93c 100644
--- a/src/core/meshcop/dataset_manager.cpp
+++ b/src/core/meshcop/dataset_manager.cpp
@@ -227,10 +227,10 @@
 
 Error DatasetManager::GetChannelMask(Mac::ChannelMask &aChannelMask) const
 {
-    Error                          error;
-    const MeshCoP::ChannelMaskTlv *channelMaskTlv;
-    uint32_t                       mask;
-    Dataset                        dataset;
+    Error                 error;
+    const ChannelMaskTlv *channelMaskTlv;
+    uint32_t              mask;
+    Dataset               dataset;
 
     SuccessOrExit(error = Read(dataset));
 
diff --git a/src/core/meshcop/dataset_manager_ftd.cpp b/src/core/meshcop/dataset_manager_ftd.cpp
index 7893bcc..da57c5f 100644
--- a/src/core/meshcop/dataset_manager_ftd.cpp
+++ b/src/core/meshcop/dataset_manager_ftd.cpp
@@ -334,7 +334,7 @@
 
     if (dataset.GetTlv<ExtendedPanIdTlv>() == nullptr)
     {
-        IgnoreError(dataset.SetTlv(Tlv::kExtendedPanId, Get<MeshCoP::ExtendedPanIdManager>().GetExtPanId()));
+        IgnoreError(dataset.SetTlv(Tlv::kExtendedPanId, Get<ExtendedPanIdManager>().GetExtPanId()));
     }
 
     if (dataset.GetTlv<MeshLocalPrefixTlv>() == nullptr)
@@ -352,7 +352,7 @@
 
     if (dataset.GetTlv<NetworkNameTlv>() == nullptr)
     {
-        MeshCoP::NameData nameData = Get<MeshCoP::NetworkNameManager>().GetNetworkName().GetAsData();
+        NameData nameData = Get<NetworkNameManager>().GetNetworkName().GetAsData();
 
         IgnoreError(dataset.SetTlv(Tlv::kNetworkName, nameData.GetBuffer(), nameData.GetLength()));
     }
diff --git a/src/core/meshcop/dataset_updater.cpp b/src/core/meshcop/dataset_updater.cpp
index c3c9766..c1ca78e 100644
--- a/src/core/meshcop/dataset_updater.cpp
+++ b/src/core/meshcop/dataset_updater.cpp
@@ -54,7 +54,7 @@
 {
 }
 
-Error DatasetUpdater::RequestUpdate(const MeshCoP::Dataset::Info &aDataset, Callback aCallback, void *aContext)
+Error DatasetUpdater::RequestUpdate(const Dataset::Info &aDataset, Callback aCallback, void *aContext)
 {
     Error    error   = kErrorNone;
     Message *message = nullptr;
@@ -105,9 +105,9 @@
 
 void DatasetUpdater::PreparePendingDataset(void)
 {
-    Dataset                dataset;
-    MeshCoP::Dataset::Info requestedDataset;
-    Error                  error;
+    Dataset       dataset;
+    Dataset::Info requestedDataset;
+    Error         error;
 
     VerifyOrExit(!Get<Mle::Mle>().IsDisabled(), error = kErrorInvalidState);
 
@@ -178,8 +178,8 @@
 
 void DatasetUpdater::HandleNotifierEvents(Events aEvents)
 {
-    MeshCoP::Dataset::Info requestedDataset;
-    MeshCoP::Dataset::Info dataset;
+    Dataset::Info requestedDataset;
+    Dataset::Info dataset;
 
     VerifyOrExit(mDataset != nullptr);
 
@@ -187,7 +187,7 @@
 
     IgnoreError(mDataset->Read(0, requestedDataset));
 
-    if (aEvents.Contains(kEventActiveDatasetChanged) && Get<MeshCoP::ActiveDataset>().Read(dataset) == kErrorNone)
+    if (aEvents.Contains(kEventActiveDatasetChanged) && Get<ActiveDataset>().Read(dataset) == kErrorNone)
     {
         if (requestedDataset.IsSubsetOf(dataset))
         {
@@ -199,7 +199,7 @@
         }
     }
 
-    if (aEvents.Contains(kEventPendingDatasetChanged) && Get<MeshCoP::PendingDataset>().Read(dataset) == kErrorNone)
+    if (aEvents.Contains(kEventPendingDatasetChanged) && Get<PendingDataset>().Read(dataset) == kErrorNone)
     {
         if (!requestedDataset.IsSubsetOf(dataset))
         {
diff --git a/src/core/meshcop/dataset_updater.hpp b/src/core/meshcop/dataset_updater.hpp
index cd7a806..b3b94c0 100644
--- a/src/core/meshcop/dataset_updater.hpp
+++ b/src/core/meshcop/dataset_updater.hpp
@@ -94,7 +94,7 @@
      * @retval kErrorNoBufs         Could not allocated buffer to save Dataset.
      *
      */
-    Error RequestUpdate(const MeshCoP::Dataset::Info &aDataset, Callback aCallback, void *aContext);
+    Error RequestUpdate(const Dataset::Info &aDataset, Callback aCallback, void *aContext);
 
     /**
      * This method cancels an ongoing (if any) Operational Dataset update request.
diff --git a/src/core/meshcop/dtls.cpp b/src/core/meshcop/dtls.cpp
index aa28345..7a558aa 100644
--- a/src/core/meshcop/dtls.cpp
+++ b/src/core/meshcop/dtls.cpp
@@ -176,10 +176,10 @@
 {
     switch (mState)
     {
-    case MeshCoP::Dtls::kStateClosed:
+    case Dtls::kStateClosed:
         ExitNow();
 
-    case MeshCoP::Dtls::kStateOpen:
+    case Dtls::kStateOpen:
         IgnoreError(mSocket.Connect(Ip6::SockAddr(aMessageInfo.GetPeerAddr(), aMessageInfo.GetPeerPort())));
 
         mMessageInfo.SetPeerAddr(aMessageInfo.GetPeerAddr());
@@ -204,7 +204,7 @@
     }
 
 #ifdef MBEDTLS_SSL_SRV_C
-    if (mState == MeshCoP::Dtls::kStateConnecting)
+    if (mState == Dtls::kStateConnecting)
     {
         IgnoreError(SetClientId(mMessageInfo.GetPeerAddr().mFields.m8, sizeof(mMessageInfo.GetPeerAddr().mFields)));
     }
diff --git a/src/core/meshcop/joiner.cpp b/src/core/meshcop/joiner.cpp
index 9d67941..33f7966 100644
--- a/src/core/meshcop/joiner.cpp
+++ b/src/core/meshcop/joiner.cpp
@@ -581,7 +581,7 @@
     datasetInfo.SetChannel(Get<Mac::Mac>().GetPanChannel());
     datasetInfo.SetPanId(Get<Mac::Mac>().GetPanId());
 
-    IgnoreError(Get<MeshCoP::ActiveDataset>().Save(datasetInfo));
+    IgnoreError(Get<ActiveDataset>().Save(datasetInfo));
 
     LogInfo("Joiner successful!");
 
diff --git a/src/core/meshcop/joiner_router.cpp b/src/core/meshcop/joiner_router.cpp
index 48995b4..dff1411 100644
--- a/src/core/meshcop/joiner_router.cpp
+++ b/src/core/meshcop/joiner_router.cpp
@@ -325,10 +325,10 @@
     Get<KeyManager>().GetNetworkKey(networkKey);
     SuccessOrExit(error = Tlv::Append<NetworkKeyTlv>(*message, networkKey));
     SuccessOrExit(error = Tlv::Append<MeshLocalPrefixTlv>(*message, Get<Mle::MleRouter>().GetMeshLocalPrefix()));
-    SuccessOrExit(error = Tlv::Append<ExtendedPanIdTlv>(*message, Get<MeshCoP::ExtendedPanIdManager>().GetExtPanId()));
+    SuccessOrExit(error = Tlv::Append<ExtendedPanIdTlv>(*message, Get<ExtendedPanIdManager>().GetExtPanId()));
 
     networkName.Init();
-    networkName.SetNetworkName(Get<MeshCoP::NetworkNameManager>().GetNetworkName().GetAsData());
+    networkName.SetNetworkName(Get<NetworkNameManager>().GetNetworkName().GetAsData());
     SuccessOrExit(error = networkName.AppendTo(*message));
 
     IgnoreError(Get<ActiveDataset>().Read(dataset));
diff --git a/src/core/meshcop/meshcop.cpp b/src/core/meshcop/meshcop.cpp
index cc53a3b..a61b0ae 100644
--- a/src/core/meshcop/meshcop.cpp
+++ b/src/core/meshcop/meshcop.cpp
@@ -316,10 +316,10 @@
 }
 
 #if OPENTHREAD_FTD
-Error GeneratePskc(const char *                  aPassPhrase,
-                   const MeshCoP::NetworkName &  aNetworkName,
-                   const MeshCoP::ExtendedPanId &aExtPanId,
-                   Pskc &                        aPskc)
+Error GeneratePskc(const char *         aPassPhrase,
+                   const NetworkName &  aNetworkName,
+                   const ExtendedPanId &aExtPanId,
+                   Pskc &               aPskc)
 {
     Error      error        = kErrorNone;
     const char saltPrefix[] = "Thread";
diff --git a/src/core/meshcop/meshcop.hpp b/src/core/meshcop/meshcop.hpp
index 96b8514..0de1047 100644
--- a/src/core/meshcop/meshcop.hpp
+++ b/src/core/meshcop/meshcop.hpp
@@ -420,10 +420,10 @@
  * @retval kErrorInvalidArgs   If the length of passphrase is out of range.
  *
  */
-Error GeneratePskc(const char *                  aPassPhrase,
-                   const MeshCoP::NetworkName &  aNetworkName,
-                   const MeshCoP::ExtendedPanId &aExtPanId,
-                   Pskc &                        aPskc);
+Error GeneratePskc(const char *         aPassPhrase,
+                   const NetworkName &  aNetworkName,
+                   const ExtendedPanId &aExtPanId,
+                   Pskc &               aPskc);
 
 /**
  * This function computes the Joiner ID from a factory-assigned IEEE EUI-64.
diff --git a/src/core/meshcop/meshcop_tlvs.cpp b/src/core/meshcop/meshcop_tlvs.cpp
index 7c2708a..c047ed9 100644
--- a/src/core/meshcop/meshcop_tlvs.cpp
+++ b/src/core/meshcop/meshcop_tlvs.cpp
@@ -280,9 +280,9 @@
         entry->SetChannelPage(OT_RADIO_CHANNEL_PAGE_2);
         entry->SetMask(aChannelMask & OT_RADIO_915MHZ_OQPSK_CHANNEL_MASK);
 
-        length += sizeof(MeshCoP::ChannelMaskEntry);
+        length += sizeof(ChannelMaskEntry);
 
-        entry = static_cast<MeshCoP::ChannelMaskEntry *>(entry->GetNext());
+        entry = static_cast<ChannelMaskEntry *>(entry->GetNext());
     }
 #endif
 
@@ -294,7 +294,7 @@
         entry->SetChannelPage(OT_RADIO_CHANNEL_PAGE_0);
         entry->SetMask(aChannelMask & OT_RADIO_2P4GHZ_OQPSK_CHANNEL_MASK);
 
-        length += sizeof(MeshCoP::ChannelMaskEntry);
+        length += sizeof(ChannelMaskEntry);
     }
 #endif
 
@@ -306,7 +306,7 @@
         entry->SetChannelPage(OPENTHREAD_CONFIG_PLATFORM_RADIO_PROPRIETARY_CHANNEL_PAGE);
         entry->SetMask(aChannelMask & OPENTHREAD_CONFIG_PLATFORM_RADIO_PROPRIETARY_CHANNEL_MASK);
 
-        length += sizeof(MeshCoP::ChannelMaskEntry);
+        length += sizeof(ChannelMaskEntry);
     }
 #endif
 
diff --git a/src/core/meshcop/meshcop_tlvs.hpp b/src/core/meshcop/meshcop_tlvs.hpp
index a7d264c..ffe14a4 100644
--- a/src/core/meshcop/meshcop_tlvs.hpp
+++ b/src/core/meshcop/meshcop_tlvs.hpp
@@ -447,7 +447,7 @@
  *
  */
 OT_TOOL_PACKED_BEGIN
-class ExtendedPanIdTlv : public Tlv, public SimpleTlvInfo<Tlv::kExtendedPanId, MeshCoP::ExtendedPanId>
+class ExtendedPanIdTlv : public Tlv, public SimpleTlvInfo<Tlv::kExtendedPanId, ExtendedPanId>
 {
 public:
     /**
@@ -475,7 +475,7 @@
      * @returns The Extended PAN ID value.
      *
      */
-    const MeshCoP::ExtendedPanId &GetExtendedPanId(void) const { return mExtendedPanId; }
+    const ExtendedPanId &GetExtendedPanId(void) const { return mExtendedPanId; }
 
     /**
      * This method sets the Extended PAN ID value.
@@ -483,10 +483,10 @@
      * @param[in]  aExtendedPanId  An Extended PAN ID value.
      *
      */
-    void SetExtendedPanId(const MeshCoP::ExtendedPanId &aExtendedPanId) { mExtendedPanId = aExtendedPanId; }
+    void SetExtendedPanId(const ExtendedPanId &aExtendedPanId) { mExtendedPanId = aExtendedPanId; }
 
 private:
-    MeshCoP::ExtendedPanId mExtendedPanId;
+    ExtendedPanId mExtendedPanId;
 } OT_TOOL_PACKED_END;
 
 /**