diff --git a/app/src/main/java/kr/co/vividnext/sodalive/mypage/service_center/FaqCategoryAdapter.kt b/app/src/main/java/kr/co/vividnext/sodalive/mypage/service_center/FaqCategoryAdapter.kt
index a764827e..59d9457b 100644
--- a/app/src/main/java/kr/co/vividnext/sodalive/mypage/service_center/FaqCategoryAdapter.kt
+++ b/app/src/main/java/kr/co/vividnext/sodalive/mypage/service_center/FaqCategoryAdapter.kt
@@ -42,7 +42,11 @@ class FaqCategoryAdapter(
         }
 
         val item = items[position]
-        viewHolder.tvCategory.text = item
+        viewHolder.tvCategory.text = if (item.isBlank()) {
+            context.getString(R.string.screen_service_center_faq_category_all)
+        } else {
+            item
+        }
         viewHolder.tvCategory.setBackgroundResource(
             if (item == selectedCategory) {
                 R.drawable.bg_round_corner_4_7_3bb9f1
diff --git a/app/src/main/java/kr/co/vividnext/sodalive/mypage/service_center/ServiceCenterActivity.kt b/app/src/main/java/kr/co/vividnext/sodalive/mypage/service_center/ServiceCenterActivity.kt
index 81af0a6a..b55dfa4c 100644
--- a/app/src/main/java/kr/co/vividnext/sodalive/mypage/service_center/ServiceCenterActivity.kt
+++ b/app/src/main/java/kr/co/vividnext/sodalive/mypage/service_center/ServiceCenterActivity.kt
@@ -10,6 +10,7 @@ import android.widget.LinearLayout
 import android.widget.Toast
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
+import kr.co.vividnext.sodalive.R
 import kr.co.vividnext.sodalive.base.BaseActivity
 import kr.co.vividnext.sodalive.databinding.ActivityServiceCenterBinding
 import kr.co.vividnext.sodalive.extensions.dpToPx
@@ -30,7 +31,7 @@ class ServiceCenterActivity : BaseActivity<ActivityServiceCenterBinding>(
 
     @SuppressLint("NotifyDataSetChanged")
     override fun setupView() {
-        binding.toolbar.tvBack.text = "고객센터"
+        binding.toolbar.tvBack.text = getString(R.string.screen_service_center_title)
         binding.toolbar.tvBack.setOnClickListener { finish() }
 
         val categoryAdapter = FaqCategoryAdapter(this)
@@ -86,7 +87,10 @@ class ServiceCenterActivity : BaseActivity<ActivityServiceCenterBinding>(
         recyclerView.adapter = faqAdapter
 
         viewModel.toastLiveData.observe(this) {
-            it?.let { Toast.makeText(applicationContext, it, Toast.LENGTH_LONG).show() }
+            val message = it?.resId?.let(::getString) ?: it?.message
+            message?.let { text ->
+                Toast.makeText(applicationContext, text, Toast.LENGTH_LONG).show()
+            }
         }
 
         viewModel.categoriesLiveData.observe(this) {
diff --git a/app/src/main/java/kr/co/vividnext/sodalive/mypage/service_center/ServiceCenterViewModel.kt b/app/src/main/java/kr/co/vividnext/sodalive/mypage/service_center/ServiceCenterViewModel.kt
index df5e4a66..2179f056 100644
--- a/app/src/main/java/kr/co/vividnext/sodalive/mypage/service_center/ServiceCenterViewModel.kt
+++ b/app/src/main/java/kr/co/vividnext/sodalive/mypage/service_center/ServiceCenterViewModel.kt
@@ -6,6 +6,8 @@ import com.orhanobut.logger.Logger
 import io.reactivex.rxjava3.android.schedulers.AndroidSchedulers
 import io.reactivex.rxjava3.schedulers.Schedulers
 import kr.co.vividnext.sodalive.base.BaseViewModel
+import kr.co.vividnext.sodalive.common.ToastMessage
+import kr.co.vividnext.sodalive.R
 
 class ServiceCenterViewModel(val repository: FaqRepository) : BaseViewModel() {
 
@@ -17,8 +19,8 @@ class ServiceCenterViewModel(val repository: FaqRepository) : BaseViewModel() {
     val faqLiveData: LiveData<List<Faq>>
         get() = _faqLiveData
 
-    private val _toastLiveData = MutableLiveData<String?>()
-    val toastLiveData: LiveData<String?>
+    private val _toastLiveData = MutableLiveData<ToastMessage?>()
+    val toastLiveData: LiveData<ToastMessage?>
         get() = _toastLiveData
 
     fun getFaqCategories() {
@@ -31,18 +33,16 @@ class ServiceCenterViewModel(val repository: FaqRepository) : BaseViewModel() {
                         if (it.success && it.data != null) {
                             _categoriesLiveData.postValue(it.data!!)
                         } else {
-                            if (it.message != null) {
-                                _toastLiveData.postValue(it.message)
-                            } else {
-                                _toastLiveData.postValue(
-                                    "알 수 없는 오류가 발생했습니다. 다시 시도해 주세요."
-                                )
-                            }
+                            _toastLiveData.postValue(
+                                it.message?.let { message ->
+                                    ToastMessage(message = message)
+                                } ?: ToastMessage(resId = R.string.common_error_unknown)
+                            )
                         }
                     },
                     {
                         it.message?.let { message -> Logger.e(message) }
-                        _toastLiveData.postValue("알 수 없는 오류가 발생했습니다. 다시 시도해 주세요.")
+                        _toastLiveData.postValue(ToastMessage(resId = R.string.common_error_unknown))
                     }
                 )
         )
@@ -58,18 +58,16 @@ class ServiceCenterViewModel(val repository: FaqRepository) : BaseViewModel() {
                         if (it.success && it.data != null) {
                             _faqLiveData.postValue(it.data!!)
                         } else {
-                            if (it.message != null) {
-                                _toastLiveData.postValue(it.message)
-                            } else {
-                                _toastLiveData.postValue(
-                                    "알 수 없는 오류가 발생했습니다. 다시 시도해 주세요."
-                                )
-                            }
+                            _toastLiveData.postValue(
+                                it.message?.let { message ->
+                                    ToastMessage(message = message)
+                                } ?: ToastMessage(resId = R.string.common_error_unknown)
+                            )
                         }
                     },
                     {
                         it.message?.let { message -> Logger.e(message) }
-                        _toastLiveData.postValue("알 수 없는 오류가 발생했습니다. 다시 시도해 주세요.")
+                        _toastLiveData.postValue(ToastMessage(resId = R.string.common_error_unknown))
                     }
                 )
         )
diff --git a/app/src/main/res/layout/activity_service_center.xml b/app/src/main/res/layout/activity_service_center.xml
index 6c077b4d..4869a193 100644
--- a/app/src/main/res/layout/activity_service_center.xml
+++ b/app/src/main/res/layout/activity_service_center.xml
@@ -31,7 +31,7 @@
                 android:layout_height="wrap_content"
                 android:layout_marginTop="16dp"
                 android:fontFamily="@font/gmarket_sans_bold"
-                android:text="보이스온 고객센터"
+                android:text="@string/screen_service_center_logo_label"
                 android:textColor="@color/color_eeeeee"
                 android:textSize="20sp" />
 
@@ -68,7 +68,7 @@
                 android:layout_height="wrap_content"
                 android:layout_marginHorizontal="13.3dp"
                 android:fontFamily="@font/gmarket_sans_bold"
-                android:text="자주 묻는 질문"
+                android:text="@string/screen_service_center_faq_title"
                 android:textColor="@color/color_eeeeee"
                 android:textSize="18.3sp" />
 
diff --git a/app/src/main/res/layout/item_faq_category.xml b/app/src/main/res/layout/item_faq_category.xml
index 451f7f9e..ac7cf360 100644
--- a/app/src/main/res/layout/item_faq_category.xml
+++ b/app/src/main/res/layout/item_faq_category.xml
@@ -13,6 +13,6 @@
         android:lineSpacingExtra="6.7sp"
         android:textColor="@color/white"
         android:textSize="13.3sp"
-        tools:text="전체" />
+        tools:text="@string/screen_service_center_faq_category_all" />
 
 </FrameLayout>
diff --git a/app/src/main/res/values-en/strings.xml b/app/src/main/res/values-en/strings.xml
index daf9bd24..8ef470ac 100644
--- a/app/src/main/res/values-en/strings.xml
+++ b/app/src/main/res/values-en/strings.xml
@@ -357,6 +357,12 @@
     <!-- Member Tag -->
     <string name="screen_member_tag_title">Select interests</string>
     <string name="screen_member_tag_confirm">Apply selection</string>
+    <!-- Service Center -->
+    <string name="screen_service_center_title">Customer service</string>
+    <string name="screen_service_center_logo_label">VoiceOn Customer Service</string>
+    <string name="screen_service_center_faq_title">FAQ</string>
+    <string name="screen_service_center_faq_category_all">All</string>
+    <string name="screen_service_center_kakao">TALK inquiry</string>
     <!-- Block Member -->
     <string name="screen_block_member_title">Blocked users</string>
     <string name="screen_block_member_total_prefix">Total</string>
diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index 79e5aaf2..ca0fdbbd 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -357,6 +357,12 @@
     <!-- Member Tag -->
     <string name="screen_member_tag_title">関心事を選択</string>
     <string name="screen_member_tag_confirm">選択する</string>
+    <!-- Service Center -->
+    <string name="screen_service_center_title">カスタマーセンター</string>
+    <string name="screen_service_center_logo_label">VoiceOn カスタマーセンター</string>
+    <string name="screen_service_center_faq_title">よくある質問</string>
+    <string name="screen_service_center_faq_category_all">すべて</string>
+    <string name="screen_service_center_kakao">TALKお問い合わせ</string>
     <!-- Block Member -->
     <string name="screen_block_member_title">ブロックリスト</string>
     <string name="screen_block_member_total_prefix">総</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 564f790f..0c97d2d5 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -356,6 +356,12 @@
     <!-- Member Tag -->
     <string name="screen_member_tag_title">관심사 선택</string>
     <string name="screen_member_tag_confirm">선택하기</string>
+    <!-- Service Center -->
+    <string name="screen_service_center_title">고객센터</string>
+    <string name="screen_service_center_logo_label">보이스온 고객센터</string>
+    <string name="screen_service_center_faq_title">자주 묻는 질문</string>
+    <string name="screen_service_center_faq_category_all">전체</string>
+    <string name="screen_service_center_kakao">TALK 문의</string>
     <!-- Block Member -->
     <string name="screen_block_member_title">차단 리스트</string>
     <string name="screen_block_member_total_prefix">총</string>