diff --git a/include/i18n/en_US/templates/email/ticket.activity.notice.yaml b/include/i18n/en_US/templates/email/ticket.activity.notice.yaml
index 01622cd656ecb5175ef2f41376eff814a68c590e..d7baebed6f78472941a67b72d29c9d959b5136fb 100644
--- a/include/i18n/en_US/templates/email/ticket.activity.notice.yaml
+++ b/include/i18n/en_US/templates/email/ticket.activity.notice.yaml
@@ -7,7 +7,8 @@
 notes: |
     Notice sent to collaborators on ticket activity e.g reply or message.
 
-subject: "Re: %{ticket.subject}"
+subject: |
+    Re: %{ticket.subject} [#%{ticket.number}]
 body: |
     <h3><strong>Dear %{recipient.name.first},</strong></h3>
     <div>
diff --git a/include/i18n/en_US/templates/email/ticket.autoreply.yaml b/include/i18n/en_US/templates/email/ticket.autoreply.yaml
index 5cb448b1bfb3d231378aab2546b2758aed5bafd1..39e8e4aa3fc7a1e56f1903096d5fa7a7a91b0cd9 100644
--- a/include/i18n/en_US/templates/email/ticket.autoreply.yaml
+++ b/include/i18n/en_US/templates/email/ticket.autoreply.yaml
@@ -12,7 +12,7 @@ notes: |
     Available variables for replacement: %{ticket.*}, %{response}
 
 subject: |
-    Support Ticket Opened
+    Re: %{ticket.subject} [#%{ticket.number}]
 body: |
     <h3><strong>Dear %{recipient.name.first},</strong></h3>
     A request for support has been created and assigned ticket <a
diff --git a/include/i18n/en_US/templates/email/ticket.autoresp.yaml b/include/i18n/en_US/templates/email/ticket.autoresp.yaml
index 41a8733a7dc0e0ba06c320d0ee5eef9e92876103..6b1826e9e4cfc8201499da64422fc1004b3b1d63 100644
--- a/include/i18n/en_US/templates/email/ticket.autoresp.yaml
+++ b/include/i18n/en_US/templates/email/ticket.autoresp.yaml
@@ -8,7 +8,7 @@ notes: |
     Sent to a user when a new ticket is created
 
 subject: |
-    Support Ticket Opened
+    Support Ticket Opened [#%{ticket.number}]
 body: |
     <h3><strong>Dear %{recipient.name.first},</strong></h3>
     Our customer care team has created a ticket,
@@ -16,7 +16,7 @@ body: |
     with the following details and summary: <br>
     <br>
     Subject: <strong>%{ticket.subject}</strong><br>
-    Submitted:<strong> <strong>%{ticket.create_date}</strong></strong>
+    Submitted: <strong>%{ticket.create_date}</strong>
     <br>
     <br>
     %{message}
diff --git a/include/i18n/en_US/templates/email/ticket.notice.yaml b/include/i18n/en_US/templates/email/ticket.notice.yaml
index 5503b91d647bdb394aca8a63e4474ec8a12a4821..bf2a6803c92eb299792264774f933620dc8f9d5c 100644
--- a/include/i18n/en_US/templates/email/ticket.notice.yaml
+++ b/include/i18n/en_US/templates/email/ticket.notice.yaml
@@ -10,7 +10,7 @@ notes: |
     This is most commonly performed when user's call in on the phone.
 
 subject: |
-    %{ticket.subject}
+    %{ticket.subject} [#%{ticket.number}]
 body: |
     <h3><strong>Dear %{recipient.name.first},</strong></h3>
     Our customer care team has created a ticket, <a
diff --git a/include/i18n/en_US/templates/email/ticket.reply.yaml b/include/i18n/en_US/templates/email/ticket.reply.yaml
index 50e5078acbe33d113db8ca5a41513413455d418a..1996f6f73075d11e72f5e8830185e0145bfed8d9 100644
--- a/include/i18n/en_US/templates/email/ticket.reply.yaml
+++ b/include/i18n/en_US/templates/email/ticket.reply.yaml
@@ -9,7 +9,8 @@ notes: |
     Sent to users when a staff members makes a reply to their ticket.
     Replies are only generated by staff members.
 
-subject: "Re: %{ticket.subject}"
+subject: |
+    Re: %{ticket.subject} [#%{ticket.number}]
 body: |
     <h3><strong>Dear %{recipient.name},</strong></h3>
     %{response}