diff --git a/app/main/forms.py b/app/main/forms.py
index 75d15fb16..1d2a65b67 100644
--- a/app/main/forms.py
+++ b/app/main/forms.py
@@ -693,10 +693,10 @@ class ServiceInboundNumberForm(Form):
 
 
 class ServiceInboundApiForm(Form):
-    url = StringField("Inbound sms url",
+    url = StringField("Callback URL",
                       validators=[DataRequired(message='Can’t be empty'),
                                   Regexp(regex="^https.*",
-                                         message='Must be a valid https url')]
+                                         message='Must be a valid https URL')]
                       )
     bearer_token = PasswordFieldShowHasContent("Bearer token",
                                                validators=[DataRequired(message='Can’t be empty'),
diff --git a/app/main/views/index.py b/app/main/views/index.py
index 412a8dbe4..24061b3cc 100644
--- a/app/main/views/index.py
+++ b/app/main/views/index.py
@@ -135,3 +135,8 @@ def using_notify():
 @main.route('/information-risk-management')
 def information_risk_management():
     return render_template('views/information-risk-management.html')
+
+
+@main.route('/callbacks')
+def callbacks():
+    return render_template('views/callbacks.html')
diff --git a/app/templates/views/callbacks.html b/app/templates/views/callbacks.html
new file mode 100644
index 000000000..38ec51669
--- /dev/null
+++ b/app/templates/views/callbacks.html
@@ -0,0 +1,63 @@
+{% from "components/table.html" import mapping_table, row, text_field, edit_field, field, row_heading%}
+{% extends "withoutnav_template.html" %}
+
+{% block per_page_title %}
+  Callbacks
+{% endblock %}
+
+{% block maincolumn_content %}
+
+<div class="grid-row">
+  <div class="column-two-thirds">
+    <h1 class="heading-large">Callbacks for received text messages</h1>
+
+    <p>
+      Text messages you receive can be forwarded to a URL that you specify, using our callback feature.
+    </p>
+
+    <p>
+      Messages are forwarded as they are received.
+    </p>
+
+    <p>
+      To protect your service, we require you to provide a bearer token. We put this token in the authorisation header of the callback requests.
+    </p>
+
+    <p>
+      Once you have ‘receive text messages’ enabled, you can set up your callback on the settings page of your service.
+    </p>
+
+    <p>
+      If you don’t have ‘receive text messages’ enabled for your service, <a href="{{ url_for('.support') }}">get in touch</a> and we can turn it on for you.
+    </p>
+
+    <h2 class="heading-medium">Format of the callback</h2>
+
+    <p>
+      The format of the callback message you receive is JSON.
+    </p>
+
+    <div class="bottom-gutter-3-2">
+      {% call mapping_table(
+        caption='Callback message format',
+        field_headings=['Key', 'Description', 'Format'],
+        field_headings_visible=True,
+        caption_visible=False
+      ) %}
+        {% for key, description, format in [
+          ('id', 'Notify’s id for the received message', 'UUID'),
+          ('source_number', 'The phone number the message was sent from', '447700912345'),
+          ('destination_number', 'The number the message was sent to (your number)', '07700987654'),
+          ('message', 'The received message', 'Hello Notify!'),
+          ('date_received', 'The UTC datetime that the message was received by Notify', '2017-05-14T12:15:30.000000Z')
+        ] %}
+          {% call row() %}
+            {% call row_heading() %} {{ key }} {% endcall %}
+            {{ text_field(description) }}
+            {{ text_field(format) }}
+          {% endcall %}
+        {% endfor %}
+      {% endcall %}
+    </div>
+
+{% endblock %}
diff --git a/app/templates/views/service-settings.html b/app/templates/views/service-settings.html
index 4e279f043..b31854876 100644
--- a/app/templates/views/service-settings.html
+++ b/app/templates/views/service-settings.html
@@ -106,7 +106,7 @@
 
           {% if can_receive_inbound %}
             {% call row() %}
-              {{ text_field('API endpoint for received text messages') }}
+              {{ text_field('Callback URL for received text messages') }}
               {{ optional_text_field(inbound_api_url) }}
               {{ edit_field('Change', url_for('.service_set_inbound_api', service_id=current_service.id)) }}
             {% endcall %}
diff --git a/app/templates/views/service-settings/set-inbound-api.html b/app/templates/views/service-settings/set-inbound-api.html
index 0609ff126..9530b36d5 100644
--- a/app/templates/views/service-settings/set-inbound-api.html
+++ b/app/templates/views/service-settings/set-inbound-api.html
@@ -3,27 +3,27 @@
 {% from "components/page-footer.html" import page_footer %}
 
 {% block service_page_title %}
-  Inbound api
+  Callback URL
 {% endblock %}
 
 {% block maincolumn_content %}
   <div class="grid-row">
     <div class="column-five-sixths">
-      <h1 class="heading-large">API endpoint for received text messages</h1>
+      <h1 class="heading-large">Callback URL for received text messages</h1>
       <p>
-        This is the https url that the inbound SMS messages will be posted to
-          and the bearer token used in the authorisation header of the request.
+        Text messages you receive can be forwarded to your systems with our callback feature.
+        See our <a href="{{ url_for('.callbacks') }}">documentation on the format of the callback</a>.
       </p>
 
       <form method="post">
         {{ textbox(
           form.url,
           width='2-3',
-          hint='Valid https url'
+          hint='Valid https URL'
         ) }}
         {{ textbox(
           form.bearer_token,
-          width='1-4',
+          width='2-3',
           hint='At least 10 characters'
         ) }}
           {{ page_footer(
@@ -35,4 +35,4 @@
     </div>
   </div>
 
-{% endblock %}
\ No newline at end of file
+{% endblock %}
diff --git a/tests/app/main/views/test_index.py b/tests/app/main/views/test_index.py
index 46dd31da7..2e46706e9 100644
--- a/tests/app/main/views/test_index.py
+++ b/tests/app/main/views/test_index.py
@@ -18,7 +18,7 @@ def test_logged_in_user_redirects_to_choose_service(
 
 @pytest.mark.parametrize('view', [
     'cookies', 'using_notify', 'pricing', 'terms', 'integration_testing', 'roadmap',
-    'features', 'information_risk_management'
+    'features', 'information_risk_management', 'callbacks'
 ])
 def test_static_pages(
     client,
diff --git a/tests/app/main/views/test_service_settings.py b/tests/app/main/views/test_service_settings.py
index 998b32243..27080aaee 100644
--- a/tests/app/main/views/test_service_settings.py
+++ b/tests/app/main/views/test_service_settings.py
@@ -121,7 +121,7 @@ def test_should_show_overview(
         'Text message sender GOVUK Manage',
         'International text messages On Change',
         'Receive text messages On Change',
-        'API endpoint for received text messages Not set Change',
+        'Callback URL for received text messages Not set Change',
 
         'Label Value Action',
         'Send letters Off Change',
@@ -207,7 +207,7 @@ def test_service_settings_show_elided_api_url_if_needed(
 
     non_empty_trs = [tr.find_all('td') for tr in page.find_all('tr') if tr.find_all('td')]
     api_url = [api_setting[1].text.strip() for api_setting in non_empty_trs
-               if api_setting[0].text.strip() == 'API endpoint for received text messages'][0]
+               if api_setting[0].text.strip() == 'Callback URL for received text messages'][0]
     assert api_url == elided_url
     assert mocked_get_fn.called is True
 
@@ -1272,7 +1272,7 @@ def test_does_not_show_research_mode_indicator(
 
 @pytest.mark.parametrize('url, bearer_token, expected_errors', [
     ("", "", "Can’t be empty Can’t be empty"),
-    ("http://not_https.com", "1234567890", "Must be a valid https url"),
+    ("http://not_https.com", "1234567890", "Must be a valid https URL"),
     ("https://test.com", "123456789", "Must be at least 10 characters"),
 ])
 def test_set_inbound_api_validation(