diff --git a/app/controllers/account_controller.rb b/app/controllers/account_controller.rb
index eb0837fee..3c81da291 100644
--- a/app/controllers/account_controller.rb
+++ b/app/controllers/account_controller.rb
@@ -21,7 +21,7 @@ class AccountController < ApplicationController
     end
 
     def account_params
-      params.require(:account).permit(:first_name, :last_name, :nickname, :use_nickname, :email_on_debate_comment, :email_on_comment_reply)
+      params.require(:account).permit(:first_name, :last_name, :phone_number, :nickname, :use_nickname, :email_on_debate_comment, :email_on_comment_reply)
     end
 
 end
diff --git a/app/controllers/users/registrations_controller.rb b/app/controllers/users/registrations_controller.rb
index 174b12aa2..916b5128b 100644
--- a/app/controllers/users/registrations_controller.rb
+++ b/app/controllers/users/registrations_controller.rb
@@ -14,7 +14,7 @@ class Users::RegistrationsController < Devise::RegistrationsController
   private
 
     def sign_up_params
-      params.require(:user).permit(:first_name, :last_name, :email, :password, :password_confirmation, :use_nickname, :nickname)
+      params.require(:user).permit(:first_name, :last_name, :email, :phone_number, :password, :password_confirmation, :use_nickname, :nickname)
     end
 
 end
diff --git a/app/views/account/show.html.erb b/app/views/account/show.html.erb
index 185af445b..aae6ae28a 100644
--- a/app/views/account/show.html.erb
+++ b/app/views/account/show.html.erb
@@ -35,6 +35,11 @@
           <% end %>
         </div>
 
+        <div class="small-12 medium-6 column">
+          <%= f.label :last_name, t("account.show.phone_number_label") %>
+          <%= f.text_field :phone_number, placeholder:  t("account.show.phone_number_label") %>
+        </div>
+
         <div class="small-12 column">
           <%= f.label :email_on_debate_comment do %>
             <%= f.check_box :email_on_debate_comment %>
diff --git a/app/views/users/registrations/new.html.erb b/app/views/users/registrations/new.html.erb
index 893054f8e..c41028fe6 100644
--- a/app/views/users/registrations/new.html.erb
+++ b/app/views/users/registrations/new.html.erb
@@ -42,6 +42,13 @@
                         </div>
                     </div>
 
+                    <div class="row">
+                        <div class="small-12 columns">
+                            <%= f.label :phone_number, t("devise_views.users.registrations.new.phone_number_label") %>
+                            <%= f.text_field :phone_number, placeholder: t("devise_views.users.registrations.new.phone_number_label") %>
+                        </div>
+                    </div>
+
                     <div class="row">
                         <div class="small-12 columns">
                             <%= f.label :password, t("devise_views.users.registrations.new.password_label"), class: "inline-block" %>
diff --git a/config/locales/devise_views.en.yml b/config/locales/devise_views.en.yml
index a2f2fe1e1..6895790cb 100644
--- a/config/locales/devise_views.en.yml
+++ b/config/locales/devise_views.en.yml
@@ -56,6 +56,7 @@ en:
           nickname_label: "Nickname"
           use_nickname_label: "Use nickname"
           email_label: "Email"
+          phone_number_label: "Phone number"
           password_label: "Password"
           min_length: "(%{min} characters minimum)"
           password_confirmation_label: "Confirm password"
diff --git a/config/locales/devise_views.es.yml b/config/locales/devise_views.es.yml
index 0f920ecf2..700040e12 100644
--- a/config/locales/devise_views.es.yml
+++ b/config/locales/devise_views.es.yml
@@ -56,6 +56,7 @@ es:
           nickname_label: "Pseudónimo"
           use_nickname_label: "Usar pseudónimo"
           email_label: "Email"
+          phone_number_label: "Teléfono"
           password_label: "Contraseña"
           min_length: "(mínimo %{min} caracteres)"
           password_confirmation_label: "Confirmar contraseña"
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 29bc4df24..480a50a56 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -70,6 +70,7 @@ en:
       change_credentials_link: "Change my credentials"
       first_name_label: "First Name"
       last_name_label: "Last Name"
+      phone_number_label: "Phone number"
       use_nickname_label: "Use nickname"
       nickname_label: "Nickname"
   recaptcha:
diff --git a/config/locales/es.yml b/config/locales/es.yml
index 16af9d324..2ee0d07b6 100644
--- a/config/locales/es.yml
+++ b/config/locales/es.yml
@@ -70,6 +70,7 @@ es:
       email_on_comment_reply_label: "Recibir un email cuando alguien contesta a mis comentarios"
       first_name_label: "Nombre"
       last_name_label: "Apellidos"
+      phone_number_label: "Teléfono"
       use_nickname_label: "Usar pseudónimo"
       nickname_label: "Pseudónimo"
   recaptcha: