diff --git a/app/fax_queue/resources/job/fax_send.php b/app/fax_queue/resources/job/fax_send.php
index b48a9e0674..61c7dff3d7 100644
--- a/app/fax_queue/resources/job/fax_send.php
+++ b/app/fax_queue/resources/job/fax_send.php
@@ -291,7 +291,9 @@
 			$sql .= ")";
 			$parameters['destination_number'] = $fax_number;
 			$destination_count = $database->select($sql, $parameters, 'column');
+			$local_destination = false;
 			if ($destination_count > 0) {
+				$local_destination = true;
 				$route_array[] = 'loopback/'.$fax_number.'/public';
 			}
 
@@ -307,6 +309,12 @@
 			$common_variables .= "fax_header='"                  . escape_quote($fax_caller_id_name) . "',";
 			$common_variables .= "fax_file='"                    . escape_quote($fax_file) . "',";
 
+		//add the fax destination number variables
+			if ($local_destination) {
+				$common_variables .= "sip_to_user=".$fax_number.",";
+				$common_variables .= "sip_req_user=".$fax_number.",";
+			}
+
 		//prepare the fax command
 			if (empty($route_array)) {
 				$route_array = outbound_route_to_bridge($domain_uuid, $fax_prefix . $fax_number, $channel_variables);