diff --git a/app/dashboard/templates/dashboard/directory.html b/app/dashboard/templates/dashboard/directory.html
index 578ad338..ccc1edcd 100644
--- a/app/dashboard/templates/dashboard/directory.html
+++ b/app/dashboard/templates/dashboard/directory.html
@@ -25,7 +25,11 @@
         </div>
         next time you need an email address. <br>
         <em><b>anything</b></em> could really be anything, it's up to you to invent the most creative alias 😉. <br>
-        <em>your_directory</em> is the name of one of your directories. <br>
+        <em>your_directory</em> is the name of one of your directories. <br><br>
+        You can use the directory feature on the following domains:
+        {% for alias_domain in ALIAS_DOMAINS %}
+          <div class="font-weight-bold">{{ alias_domain }} </div>
+        {% endfor %}
 
         <div class="h4 text-primary mt-3">
           ℹ️
diff --git a/app/dashboard/views/directory.py b/app/dashboard/views/directory.py
index 3deb5557..1dba78db 100644
--- a/app/dashboard/views/directory.py
+++ b/app/dashboard/views/directory.py
@@ -3,7 +3,7 @@ from flask_login import login_required, current_user
 from flask_wtf import FlaskForm
 from wtforms import StringField, validators
 
-from app.config import EMAIL_DOMAIN
+from app.config import EMAIL_DOMAIN, ALIAS_DOMAINS
 from app.dashboard.base import dashboard_bp
 from app.extensions import db
 from app.models import Directory
@@ -71,4 +71,5 @@ def directory():
         dirs=dirs,
         new_dir_form=new_dir_form,
         EMAIL_DOMAIN=EMAIL_DOMAIN,
+        ALIAS_DOMAINS=ALIAS_DOMAINS,
     )