diff --git a/azurerm/resource_arm_app_service.go b/azurerm/resource_arm_app_service.go
index fadca55fe990..923743dcc707 100644
--- a/azurerm/resource_arm_app_service.go
+++ b/azurerm/resource_arm_app_service.go
@@ -234,6 +234,11 @@ func resourceArmAppService() *schema.Resource {
 				Type:     schema.TypeString,
 				Computed: true,
 			},
+
+			"outbound_ip_addresses": {
+				Type:     schema.TypeString,
+				Computed: true,
+			},
 		},
 	}
 }
@@ -388,6 +393,7 @@ func resourceArmAppServiceRead(d *schema.ResourceData, meta interface{}) error {
 		d.Set("client_affinity_enabled", props.ClientAffinityEnabled)
 		d.Set("enabled", props.Enabled)
 		d.Set("default_site_hostname", props.DefaultHostName)
+		d.Set("outbound_ip_addresses", props.OutboundIPAddresses)
 	}
 
 	if err := d.Set("app_settings", flattenAppServiceAppSettings(appSettingsResp.Properties)); err != nil {
diff --git a/website/docs/r/app_service.html.markdown b/website/docs/r/app_service.html.markdown
index 0f0eaf7e4d18..2d5ada905f7a 100644
--- a/website/docs/r/app_service.html.markdown
+++ b/website/docs/r/app_service.html.markdown
@@ -168,6 +168,8 @@ The following attributes are exported:
 
 * `default_site_hostname` - The Default Hostname associated with the App Service - such as `mysite.azurewebsites.net`
 
+* `outbound_ip_addresses` - A comma separated list of outbound IP addresses - such as `52.23.25.3,52.143.43.12`
+
 ## Import
 
 App Services can be imported using the `resource id`, e.g.