diff --git a/src/ncp/ncp_base.cpp b/src/ncp/ncp_base.cpp
index 43aa76e95..4ae2768d7 100644
--- a/src/ncp/ncp_base.cpp
+++ b/src/ncp/ncp_base.cpp
@@ -115,6 +115,7 @@ const NcpBase::GetPropertyHandlerEntry NcpBase::mGetPropertyHandlerTable[] =
     { SPINEL_PROP_MAC_15_4_SADDR, &NcpBase::GetPropertyHandler_MAC_15_4_SADDR },
     { SPINEL_PROP_MAC_RAW_STREAM_ENABLED, &NcpBase::GetPropertyHandler_MAC_RAW_STREAM_ENABLED },
     { SPINEL_PROP_MAC_PROMISCUOUS_MODE, &NcpBase::GetPropertyHandler_MAC_PROMISCUOUS_MODE },
+    { SPINEL_PROP_MAC_EXTENDED_ADDR, &NcpBase::GetPropertyHandler_MAC_EXTENDED_ADDR },
 
     { SPINEL_PROP_NET_IF_UP, &NcpBase::GetPropertyHandler_NET_IF_UP },
     { SPINEL_PROP_NET_STACK_UP, &NcpBase::GetPropertyHandler_NET_STACK_UP },
@@ -1782,6 +1783,17 @@ ThreadError NcpBase::GetPropertyHandler_MAC_15_4_SADDR(uint8_t header, spinel_pr
            );
 }
 
+ThreadError NcpBase::GetPropertyHandler_MAC_EXTENDED_ADDR(uint8_t header, spinel_prop_key_t key)
+{
+    return SendPropertyUpdate(
+               header,
+               SPINEL_CMD_PROP_VALUE_IS,
+               key,
+               SPINEL_DATATYPE_EUI64_S,
+               otGetExtendedAddress(mInstance)
+           );
+}
+
 ThreadError NcpBase::GetPropertyHandler_MAC_RAW_STREAM_ENABLED(uint8_t header, spinel_prop_key_t key)
 {
     return SendPropertyUpdate(
diff --git a/src/ncp/ncp_base.hpp b/src/ncp/ncp_base.hpp
index 0cbfc8136..df4e5bc29 100644
--- a/src/ncp/ncp_base.hpp
+++ b/src/ncp/ncp_base.hpp
@@ -304,6 +304,7 @@ private:
     ThreadError GetPropertyHandler_MAC_15_4_LADDR(uint8_t header, spinel_prop_key_t key);
     ThreadError GetPropertyHandler_MAC_15_4_SADDR(uint8_t header, spinel_prop_key_t key);
     ThreadError GetPropertyHandler_MAC_RAW_STREAM_ENABLED(uint8_t header, spinel_prop_key_t key);
+    ThreadError GetPropertyHandler_MAC_EXTENDED_ADDR(uint8_t header, spinel_prop_key_t key);
     ThreadError GetPropertyHandler_NET_IF_UP(uint8_t header, spinel_prop_key_t key);
     ThreadError GetPropertyHandler_NET_STACK_UP(uint8_t header, spinel_prop_key_t key);
     ThreadError GetPropertyHandler_NET_ROLE(uint8_t header, spinel_prop_key_t key);
diff --git a/src/ncp/spinel.c b/src/ncp/spinel.c
index 0c1cb8582..86417c9b3 100644
--- a/src/ncp/spinel.c
+++ b/src/ncp/spinel.c
@@ -975,6 +975,10 @@ spinel_prop_key_to_cstr(spinel_prop_key_t prop_key)
         ret = "PROP_PHY_RSSI";
         break;
 
+    case SPINEL_PROP_MAC_EXTENDED_ADDR:
+        ret = "SPINEL_PROP_MAC_EXTENDED_ADDR";
+        break;
+
     case SPINEL_PROP_MAC_RAW_STREAM_ENABLED:
         ret = "PROP_MAC_RAW_STREAM_ENABLED";
         break;