diff --git a/app/views/account/show.html.erb b/app/views/account/show.html.erb
index 3976c1480..f4f2fe010 100644
--- a/app/views/account/show.html.erb
+++ b/app/views/account/show.html.erb
@@ -24,7 +24,7 @@
                 <%= fo.text_field :name, autofocus: true, maxlength: Organization.name_max_length %>
                 <%= fo.text_field :responsible_name, autofocus: true, maxlength: Organization.responsible_name_max_length %>
               <% end %>
-              <%= f.text_field :phone_number %>
+              <%= f.phone_field :phone_number %>
 
             <% else %>
               <%= f.text_field :username, maxlength: User.username_max_length %>
diff --git a/app/views/organizations/registrations/new.html.erb b/app/views/organizations/registrations/new.html.erb
index e209c0e90..30e2dd2f6 100644
--- a/app/views/organizations/registrations/new.html.erb
+++ b/app/views/organizations/registrations/new.html.erb
@@ -15,7 +15,7 @@
 
       <%= f.email_field :email %>
 
-      <%= f.text_field :phone_number %>
+      <%= f.phone_field :phone_number %>
 
       <%= f.invisible_captcha :address %>
 
diff --git a/app/views/verification/sms/new.html.erb b/app/views/verification/sms/new.html.erb
index b11255dc4..bef0e8539 100644
--- a/app/views/verification/sms/new.html.erb
+++ b/app/views/verification/sms/new.html.erb
@@ -29,8 +29,8 @@
         <%= f.label :phone, t("verification.sms.new.phone"), class: "inline-block" %>
         <span class="inline-block"><%= sanitize(t("verification.sms.new.phone_format")) %></span>
         <p class="help-text" id="phone-text-help"><%= t("verification.sms.new.phone_note") %></p>
-        <%= f.text_field :phone, label: false,
-                                 aria: { describedby: "phone-help-text" } %>
+        <%= f.phone_field :phone, label: false,
+                                  aria: { describedby: "phone-help-text" } %>
       </div>
 
       <%= f.submit t("verification.sms.new.submit_button"), class: "button success" %>