diff --git a/const.hpp b/const.hpp
index a7338d4..fc93468 100644
--- a/const.hpp
+++ b/const.hpp
@@ -42,6 +42,7 @@
 constexpr int IPZ_DATA_START = 11;
 constexpr uint8_t KW_VAL_PAIR_START_TAG = 0x84;
 constexpr uint8_t RECORD_END_TAG = 0x78;
+constexpr int UNEXP_LOCATION_CODE_MIN_LENGTH = 4;
 
 namespace lengths
 {
diff --git a/types.hpp b/types.hpp
index 2b6dd06..bab4569 100644
--- a/types.hpp
+++ b/types.hpp
@@ -36,6 +36,8 @@
 using FruIsMotherboard = bool;
 using FrusMap =
     std::unordered_map<Path, std::pair<VPDfilepath, FruIsMotherboard>>;
+using LocationCode = std::string;
+using LocationCodeMap = std::unordered_map<Path, LocationCode>;
 
 using namespace std::string_literals;
 constexpr auto pimPath = "/xyz/openbmc_project/inventory";
diff --git a/utils.cpp b/utils.cpp
index 558e728..6002b9c 100644
--- a/utils.cpp
+++ b/utils.cpp
@@ -132,14 +132,17 @@
     auto result = bus.call(properties);
     if (!result.is_method_error())
     {
-        variant<Binary> val;
+        variant<Binary, string> val;
         result.read(val);
-
         if (auto pVal = get_if<Binary>(&val))
         {
             propVal.assign(reinterpret_cast<const char*>(pVal->data()),
                            pVal->size());
         }
+        else if (auto pVal = get_if<string>(&val))
+        {
+            propVal.assign(pVal->data(), pVal->size());
+        }
     }
     return propVal;
 }
diff --git a/vpd-manager/manager.cpp b/vpd-manager/manager.cpp
index 61a392a..1ce1cd1 100644
--- a/vpd-manager/manager.cpp
+++ b/vpd-manager/manager.cpp
@@ -4,9 +4,11 @@
 
 #include "editor_impl.hpp"
 #include "parser.hpp"
+#include "reader_impl.hpp"
 
 using namespace openpower::vpd::constants;
 using namespace openpower::vpd::manager::editor;
+using namespace openpower::vpd::manager::reader;
 
 namespace openpower
 {
@@ -75,6 +77,12 @@
             frus.emplace(itemEEPROM["inventoryPath"]
                              .get_ref<const nlohmann::json::string_t&>(),
                          std::make_pair(itemFRUS.key(), isMotherboard));
+
+            fruLocationCode.emplace(
+                itemEEPROM["extraInterfaces"][LOCATION_CODE_INF]["LocationCode"]
+                    .get_ref<const nlohmann::json::string_t&>(),
+                itemEEPROM["inventoryPath"]
+                    .get_ref<const nlohmann::json::string_t&>());
         }
     }
 }
@@ -134,7 +142,9 @@
 std::string Manager::getExpandedLocationCode(const std::string locationCode,
                                              const uint16_t nodeNumber)
 {
-    // implement the interface
+    ReaderImpl read;
+    return read.getExpandedLocationCode(locationCode, nodeNumber,
+                                        fruLocationCode);
 }
 
 } // namespace manager
diff --git a/vpd-manager/manager.hpp b/vpd-manager/manager.hpp
index e5882b5..455cd11 100644
--- a/vpd-manager/manager.hpp
+++ b/vpd-manager/manager.hpp
@@ -104,7 +104,7 @@
         getFRUsByExpandedLocationCode(const std::string locationCode);
 
     /** @brief Implementation for GetExpandedLocationCode
-     *  An api to get expanded location code corresponding to a given
+     *  An API to get expanded location code corresponding to a given
      *  un-expanded location code.
      *
      *  @param[in] locationCode - Location code in un-expaned format.
@@ -136,6 +136,9 @@
     // map to hold mapping to inventory path to vpd file path
     // we need as map here as it is in reverse order to that of json
     inventory::FrusMap frus;
+
+    // map to hold the mapping of location code and inventory path
+    inventory::LocationCodeMap fruLocationCode;
 };
 
 } // namespace manager
diff --git a/vpd-manager/meson.build b/vpd-manager/meson.build
index 44b34aa..7255dad 100644
--- a/vpd-manager/meson.build
+++ b/vpd-manager/meson.build
@@ -9,6 +9,7 @@
                         'server.cpp',
                         'error.cpp',
                         'editor_impl.cpp',
+                        'reader_impl.cpp',
                         '../impl.cpp',
                         '../parser.cpp',
                         '../utils.cpp',
diff --git a/vpd-manager/reader_impl.cpp b/vpd-manager/reader_impl.cpp
new file mode 100644
index 0000000..21660d9
--- /dev/null
+++ b/vpd-manager/reader_impl.cpp
@@ -0,0 +1,60 @@
+#include "reader_impl.hpp"
+
+#include "utils.hpp"
+
+#include <com/ibm/VPD/error.hpp>
+#include <map>
+#include <phosphor-logging/elog-errors.hpp>
+#include <xyz/openbmc_project/Common/error.hpp>
+
+namespace openpower
+{
+namespace vpd
+{
+namespace manager
+{
+namespace reader
+{
+
+using namespace phosphor::logging;
+using namespace openpower::vpd::inventory;
+using namespace openpower::vpd::constants;
+
+using InvalidArgument =
+    sdbusplus::xyz::openbmc_project::Common::Error::InvalidArgument;
+using Argument = xyz::openbmc_project::Common::InvalidArgument;
+using LocationNotFound = sdbusplus::com::ibm::VPD::Error::LocationNotFound;
+
+std::string ReaderImpl::getExpandedLocationCode(
+    const std::string& locationCode, const uint16_t& nodeNumber,
+    const LocationCodeMap& frusLocationCode) const
+{
+    if ((locationCode.length() < UNEXP_LOCATION_CODE_MIN_LENGTH) ||
+        ((locationCode.find("fcs", 1, 3) == std::string::npos) &&
+         (locationCode.find("mts", 1, 3) == std::string::npos)))
+    {
+        // argument is not valid
+        elog<InvalidArgument>(Argument::ARGUMENT_NAME("LOCATIONCODE"),
+                              Argument::ARGUMENT_VALUE(locationCode.c_str()));
+    }
+
+    auto iterator = frusLocationCode.find(locationCode);
+    if (iterator == frusLocationCode.end())
+    {
+        // TODO: Implementation of error logic till then throwing invalid
+        // argument
+        // the location code was not found in the system
+        // elog<LocationNotFound>();
+        elog<InvalidArgument>(Argument::ARGUMENT_NAME("LOCATIONCODE"),
+                              Argument::ARGUMENT_VALUE(locationCode.c_str()));
+    }
+
+    std::string expandedLocationCode =
+        readBusProperty(iterator->second, LOCATION_CODE_INF, "LocationCode");
+    return expandedLocationCode;
+}
+
+} // namespace reader
+} // namespace manager
+} // namespace vpd
+} // namespace openpower
diff --git a/vpd-manager/reader_impl.hpp b/vpd-manager/reader_impl.hpp
index d9ceafe..17cfc75 100644
--- a/vpd-manager/reader_impl.hpp
+++ b/vpd-manager/reader_impl.hpp
@@ -1,5 +1,7 @@
 #pragma once
 
+#include "types.hpp"
+
 namespace openpower
 {
 namespace vpd
@@ -12,8 +14,6 @@
 /** @class ReaderImpl
  *  @brief Implements functionalities related to reading of VPD related data
  *  from the system.
- *
- *  A parsed vpd inventory json file is required to construct the class.
  */
 class ReaderImpl
 {
@@ -24,6 +24,18 @@
     ReaderImpl(ReaderImpl&&) = delete;
     ReaderImpl& operator=(ReaderImpl&&) = delete;
     ~ReaderImpl() = default;
+
+    /** @brief An API to expand a given unexpanded location code.
+     *  @param[in] locationCode - unexpanded location code.
+     *  @param[in] nodeNumber - node on which we are looking for location code.
+     *  @param[in] frusLocationCode - mapping of inventory path and location
+     * code.
+     *  @return Expanded location code.
+     */
+    std::string getExpandedLocationCode(
+        const std::string& locationCode, const uint16_t& nodeNumber,
+        const inventory::LocationCodeMap& frusLocationCode) const;
+
 }; // class ReaderImpl
 
 } // namespace reader