diff --git a/app/components/phone_input_component.rb b/app/components/phone_input_component.rb
index 31e5ad76cdf..0a512043747 100644
--- a/app/components/phone_input_component.rb
+++ b/app/components/phone_input_component.rb
@@ -36,9 +36,10 @@ def translated_country_code_names
   end
 
   def international_phone_codes
+    translated_international_codes = PhoneNumberCapabilities.translated_international_codes
     supported_country_codes.
       map do |code_key|
-        code_data = PhoneNumberCapabilities.translated_international_codes[code_key]
+        code_data = translated_international_codes[code_key]
 
         [
           international_phone_code_label(code_data),
diff --git a/app/services/phone_number_capabilities.rb b/app/services/phone_number_capabilities.rb
index 6dd35b65099..cd63da50ab7 100644
--- a/app/services/phone_number_capabilities.rb
+++ b/app/services/phone_number_capabilities.rb
@@ -10,12 +10,17 @@ def self.load_config
   attr_reader :phone, :phone_confirmed
 
   def self.translated_international_codes
-    translated_international_codes_data = {}
-    INTERNATIONAL_CODES.each do |k, value|
-      translated_international_codes_data[k] =
-        value.merge('name' => I18n.t("countries.#{k.downcase}"))
+    @translated_intl_codes_data = nil if Rails.env.development?
+    return @translated_intl_codes_data[I18n.locale] if @translated_intl_codes_data
+
+    @translated_intl_codes_data = Hash.new { |h, k| h[k] = {} }
+    I18n.available_locales.each do |locale|
+      INTERNATIONAL_CODES.each do |k, value|
+        @translated_intl_codes_data[locale][k] =
+          value.merge('name' => I18n.t("countries.#{k.downcase}", locale: locale))
+      end
     end
-    translated_international_codes_data
+    @translated_intl_codes_data[I18n.locale]
   end
 
   def initialize(phone, phone_confirmed:)
diff --git a/spec/components/phone_input_component_spec.rb b/spec/components/phone_input_component_spec.rb
index 6bcefc03640..cba11cff60b 100644
--- a/spec/components/phone_input_component_spec.rb
+++ b/spec/components/phone_input_component_spec.rb
@@ -136,10 +136,11 @@
 
   context 'with delivery unsupported country' do
     before do
-      stub_const(
-        'PhoneNumberCapabilities::INTERNATIONAL_CODES',
-        PhoneNumberCapabilities::INTERNATIONAL_CODES.merge(
-          'US' => PhoneNumberCapabilities::INTERNATIONAL_CODES['US'].merge('supports_sms' => false),
+      allow(PhoneNumberCapabilities).to receive(:translated_international_codes).and_return(
+        PhoneNumberCapabilities.translated_international_codes.merge(
+          'US' => PhoneNumberCapabilities.translated_international_codes['US'].merge(
+            'supports_sms' => false,
+          ),
         ),
       )
     end
@@ -159,10 +160,9 @@
 
   context 'with delivery unsupported unconfirmed country' do
     before do
-      stub_const(
-        'PhoneNumberCapabilities::INTERNATIONAL_CODES',
-        PhoneNumberCapabilities::INTERNATIONAL_CODES.merge(
-          'US' => PhoneNumberCapabilities::INTERNATIONAL_CODES['US'].merge(
+      allow(PhoneNumberCapabilities).to receive(:translated_international_codes).and_return(
+        PhoneNumberCapabilities.translated_international_codes.merge(
+          'US' => PhoneNumberCapabilities.translated_international_codes['US'].merge(
             'supports_sms_unconfirmed' => false,
           ),
         ),