diff --git a/app/templates/views/using-notify.html b/app/templates/views/using-notify.html
index 642d93dd3..92b4b5e8c 100644
--- a/app/templates/views/using-notify.html
+++ b/app/templates/views/using-notify.html
@@ -114,6 +114,7 @@
     <ul class="list list-bullet">
       <li><a href="#sending">Sending</a></li>
       <li><a href="#delivered">Delivered</a></li>
+      <li><a href="#sent-internationally">Sent internationally</a></li>
       <li><a href="#does-not-exist">Phone number or email address does not exist</a></li>
       <li><a href="#inbox-not-accepting-messages">Inbox not accepting messages right now</a></li>
       <li><a href="#phone-not-accepting-messages">Phone not accepting messages right now</a></li>
@@ -132,6 +133,10 @@
 
     <p>We can’t tell you if they’ve read it – to do so would require invasive and unreliable tracking techniques.</p>
 
+    <h3 id="sent-internationally" class="heading-small">Sent internationally</h3>
+
+    <p>This means the text message has been sent to a valid international phone number, but delivery receipts aren’t provided by mobile networks in that country.</p>
+
     <h3 id="does-not-exist" class="heading-small">Phone number or email address does not exist</h3>
 
     <p>You’re still billed for text messages to non-existent phone numbers.</p>