---
title: List On-Call notification channels for a user
description: List the notification channels for a user. The authenticated user must be the target user or have the on_call_admin permission
breadcrumbs: ドキュメント > API > List On-Call notification channels for a user
---

> For the complete documentation index, see [llms.txt](https://dnd37xeb23o8n.cloudfront.net/stefon.simmons/docs-astro-web-10435/llms.txt).

# List On-Call notification channels for a user

{% callout %}
This product or feature is not supported for the following sites: us2.ddog-gov.com
{% /callout %}

## v2 (latest)

| Datadog site      | API endpoint                                                                           |
| ----------------- | -------------------------------------------------------------------------------------- |
| app.datadoghq.com | GET https://api.datadoghq.com/api/v2/on-call/users/{user_id}/notification-channels     |
| us3.datadoghq.com | GET https://api.us3.datadoghq.com/api/v2/on-call/users/{user_id}/notification-channels |
| us5.datadoghq.com | GET https://api.us5.datadoghq.com/api/v2/on-call/users/{user_id}/notification-channels |
| app.datadoghq.eu  | GET https://api.datadoghq.eu/api/v2/on-call/users/{user_id}/notification-channels      |
| ap1.datadoghq.com | GET https://api.ap1.datadoghq.com/api/v2/on-call/users/{user_id}/notification-channels |
| ap2.datadoghq.com | GET https://api.ap2.datadoghq.com/api/v2/on-call/users/{user_id}/notification-channels |
| uk1.datadoghq.com | GET https://api.uk1.datadoghq.com/api/v2/on-call/users/{user_id}/notification-channels |
| app.ddog-gov.com  | GET https://api.ddog-gov.com/api/v2/on-call/users/{user_id}/notification-channels      |
| us2.ddog-gov.com  | GET https://api.us2.ddog-gov.com/api/v2/on-call/users/{user_id}/notification-channels  |

### Overview

List the notification channels for a user. The authenticated user must be the target user or have the `on_call_admin` permission

This endpoint requires the `on_call_read` permission.

### Arguments

#### Path Parameters

| Field                | Type   | Description |
| -------------------- | ------ | ----------- |
| user_id [*required*] | string | The user ID |

### Response

{% tabs %}
{% tab label="200" %}
OK

{% tabs %}
{% tab label="Model" %}
Response type for listing notification channels for a user

| Parent field | Field                         | Type      | Description                                                                                                                                     |
| ------------ | ----------------------------- | --------- | ----------------------------------------------------------------------------------------------------------------------------------------------- |
|              | data                          | [object]  | Array of notification channel data objects.                                                                                                     |
| data         | attributes                    | object    | Attributes for an on-call notification channel.                                                                                                 |
| attributes   | active                        | boolean   | Whether the notification channel is currently active.                                                                                           |
| attributes   | config                        | <oneOf>   | Notification channel configuration                                                                                                              |
| config       | <type=phone>                  | object    | Phone notification channel configuration                                                                                                        |
| <type=phone> | formatted_number [*required*] | string    | The formatted international version of Number (e.g. +33 7 1 23 45 67).                                                                          |
| <type=phone> | number [*required*]           | string    | The E-164 formatted phone number (e.g. +3371234567)                                                                                             |
| <type=phone> | region [*required*]           | string    | The ISO 3166-1 alpha-2 two-letter country code.                                                                                                 |
| <type=phone> | sms_subscribed_at             | date-time | If present, the date the user subscribed this number to SMS messages                                                                            |
| <type=phone> | type [*required*]             | enum      | Indicates that the notification channel is a phone Allowed enum values: `phone`. Default: `phone`.                                              |
| <type=phone> | verified [*required*]         | boolean   | Indicates whether this phone has been verified by the user in Datadog On-Call                                                                   |
| config       | <type=email>                  | object    | Email notification channel configuration                                                                                                        |
| <type=email> | address [*required*]          | string    | The e-mail address to be notified                                                                                                               |
| <type=email> | formats [*required*]          | [string]  | Preferred content formats for notifications.                                                                                                    |
| <type=email> | type [*required*]             | enum      | Indicates that the notification channel is an e-mail address Allowed enum values: `email`. Default: `email`.                                    |
| config       | <type=push>                   | object    | Push notification channel configuration                                                                                                         |
| <type=push>  | application_name [*required*] | string    | The name of the application used to receive push notifications                                                                                  |
| <type=push>  | device_name [*required*]      | string    | The name of the mobile device being used                                                                                                        |
| <type=push>  | type [*required*]             | enum      | Indicates that the notification channel is a mobile device for push notifications Allowed enum values: `push`. Default: `push`.                 |
| data         | id                            | string    | Unique identifier for the channel                                                                                                               |
| data         | type [*required*]             | enum      | Indicates that the resource is of type 'notification_channels'. Allowed enum values: `notification_channels`. Default: `notification_channels`. |
{% /tab %}

{% tab label="Example" %}
```json
{
  "data": [
    {
      "attributes": {
        "active": false,
        "config": {
          "formatted_number": "",
          "number": "",
          "region": "",
          "sms_subscribed_at": "2019-09-19T10:00:00.000Z",
          "type": "phone",
          "verified": false
        }
      },
      "id": "string",
      "type": "notification_channels"
    }
  ]
}
```
{% /tab %}
{% /tabs %}
{% /tab %}

{% tab label="400" %}
Bad Request

{% tabs %}
{% tab label="Model" %}
API error response.

| Field               | Type     | Description       |
| ------------------- | -------- | ----------------- |
| errors [*required*] | [string] | A list of errors. |
{% /tab %}

{% tab label="Example" %}
```json
{
  "errors": [
    "Bad Request"
  ]
}
```
{% /tab %}
{% /tabs %}
{% /tab %}

{% tab label="401" %}
Unauthorized

{% tabs %}
{% tab label="Model" %}
API error response.

| Field               | Type     | Description       |
| ------------------- | -------- | ----------------- |
| errors [*required*] | [string] | A list of errors. |
{% /tab %}

{% tab label="Example" %}
```json
{
  "errors": [
    "Bad Request"
  ]
}
```
{% /tab %}
{% /tabs %}
{% /tab %}

{% tab label="403" %}
Forbidden

{% tabs %}
{% tab label="Model" %}
API error response.

| Field               | Type     | Description       |
| ------------------- | -------- | ----------------- |
| errors [*required*] | [string] | A list of errors. |
{% /tab %}

{% tab label="Example" %}
```json
{
  "errors": [
    "Bad Request"
  ]
}
```
{% /tab %}
{% /tabs %}
{% /tab %}

{% tab label="404" %}
Not Found

{% tabs %}
{% tab label="Model" %}
API error response.

| Field               | Type     | Description       |
| ------------------- | -------- | ----------------- |
| errors [*required*] | [string] | A list of errors. |
{% /tab %}

{% tab label="Example" %}
```json
{
  "errors": [
    "Bad Request"
  ]
}
```
{% /tab %}
{% /tabs %}
{% /tab %}

{% tab label="429" %}
Too many requests

{% tabs %}
{% tab label="Model" %}
API error response.

| Field               | Type     | Description       |
| ------------------- | -------- | ----------------- |
| errors [*required*] | [string] | A list of errors. |
{% /tab %}

{% tab label="Example" %}
```json
{
  "errors": [
    "Bad Request"
  ]
}
```
{% /tab %}
{% /tabs %}
{% /tab %}
{% /tabs %}

### Code Example

{% tabs %}
{% tab label="Curl" %}
```bash
# Path parameters
export user_id="00000000-0000-0000-0000-000000000000"

# Set your Datadog site and credentials
export DD_SITE="datadoghq.com" # Or us3.datadoghq.com, us5.datadoghq.com, datadoghq.eu, ap1.datadoghq.com, ap2.datadoghq.com, uk1.datadoghq.com, ddog-gov.com, us2.ddog-gov.com
# Use a Personal Access Token or Service Access Token
export DD_BEARER_TOKEN="<PERSONAL_ACCESS_TOKEN OR SERVICE_ACCESS_TOKEN>"

curl -X GET "https://api.${DD_SITE}/api/v2/on-call/users/${user_id}/notification-channels" \
-H "Accept: application/json" \
-H "Authorization: Bearer ${DD_BEARER_TOKEN}"
```
{% /tab %}

{% tab label="Go" %}
```go
// List On-Call notification channels for a user returns "OK" response

package main

import (
	"context"
	"encoding/json"
	"fmt"
	"os"

	"github.com/DataDog/datadog-api-client-go/v2/api/datadog"
	"github.com/DataDog/datadog-api-client-go/v2/api/datadogV2"
)

func main() {
	// there is a valid "user" in the system
	UserDataID := os.Getenv("USER_DATA_ID")

	ctx := datadog.NewDefaultContext(context.Background())
	ctx = context.WithValue(ctx, datadog.ContextAccessToken, os.Getenv("DD_BEARER_TOKEN"))
	configuration := datadog.NewConfiguration()
	apiClient := datadog.NewAPIClient(configuration)
	api := datadogV2.NewOnCallApi(apiClient)
	resp, r, err := api.ListUserNotificationChannels(ctx, UserDataID)

	if err != nil {
		fmt.Fprintf(os.Stderr, "Error when calling `OnCallApi.ListUserNotificationChannels`: %v\n", err)
		fmt.Fprintf(os.Stderr, "Full HTTP response: %v\n", r)
	}

	responseContent, _ := json.MarshalIndent(resp, "", "  ")
	fmt.Fprintf(os.Stdout, "Response from `OnCallApi.ListUserNotificationChannels`:\n%s\n", responseContent)
}
```

#### Instructions

First [install the library and its dependencies](https://dnd37xeb23o8n.cloudfront.net/api/latest.md?code-lang=go) and then save the example to `main.go` and run following commands:

```bash
DD_SITE="datadoghq.com" DD_BEARER_TOKEN="<PERSONAL_ACCESS_TOKEN OR SERVICE_ACCESS_TOKEN>" go run "main.go"
```
{% /tab %}

{% tab label="Java" %}
```java
// List On-Call notification channels for a user returns "OK" response

import com.datadog.api.client.ApiClient;
import com.datadog.api.client.ApiException;
import com.datadog.api.client.v2.api.OnCallApi;
import com.datadog.api.client.v2.model.ListNotificationChannelsResponse;

public class Example {
  public static void main(String[] args) {
    ApiClient defaultClient = ApiClient.getDefaultApiClient();
    defaultClient.setAccessToken(System.getenv("DD_BEARER_TOKEN"));
    OnCallApi apiInstance = new OnCallApi(defaultClient);

    // there is a valid "user" in the system
    String USER_DATA_ID = System.getenv("USER_DATA_ID");

    try {
      ListNotificationChannelsResponse result =
          apiInstance.listUserNotificationChannels(USER_DATA_ID);
      System.out.println(result);
    } catch (ApiException e) {
      System.err.println("Exception when calling OnCallApi#listUserNotificationChannels");
      System.err.println("Status code: " + e.getCode());
      System.err.println("Reason: " + e.getResponseBody());
      System.err.println("Response headers: " + e.getResponseHeaders());
      e.printStackTrace();
    }
  }
}
```

#### Instructions

First [install the library and its dependencies](https://dnd37xeb23o8n.cloudfront.net/api/latest.md?code-lang=java) and then save the example to `Example.java` and run following commands:

```bash
DD_SITE="datadoghq.com" DD_BEARER_TOKEN="<PERSONAL_ACCESS_TOKEN OR SERVICE_ACCESS_TOKEN>" java "Example.java"
```
{% /tab %}

{% tab label="Python" %}
```python
"""
List On-Call notification channels for a user returns "OK" response
"""

from os import environ
from datadog_api_client import ApiClient, Configuration
from datadog_api_client.v2.api.on_call_api import OnCallApi

# there is a valid "user" in the system
USER_DATA_ID = environ["USER_DATA_ID"]

configuration = Configuration()
configuration.access_token = environ["DD_BEARER_TOKEN"]
with ApiClient(configuration) as api_client:
    api_instance = OnCallApi(api_client)
    response = api_instance.list_user_notification_channels(
        user_id=USER_DATA_ID,
    )

    print(response)
```

#### Instructions

First [install the library and its dependencies](https://dnd37xeb23o8n.cloudfront.net/api/latest.md?code-lang=python) and then save the example to `example.py` and run following commands:

```bash
DD_SITE="datadoghq.com" DD_BEARER_TOKEN="<PERSONAL_ACCESS_TOKEN OR SERVICE_ACCESS_TOKEN>" python3 "example.py"
```
{% /tab %}

{% tab label="Ruby" %}
```ruby
# List On-Call notification channels for a user returns "OK" response

require "datadog_api_client"
DatadogAPIClient.configure do |config|
  config.access_token = ENV["DD_BEARER_TOKEN"]
end
api_instance = DatadogAPIClient::V2::OnCallAPI.new

# there is a valid "user" in the system
USER_DATA_ID = ENV["USER_DATA_ID"]
p api_instance.list_user_notification_channels(USER_DATA_ID)
```

#### Instructions

First [install the library and its dependencies](https://dnd37xeb23o8n.cloudfront.net/api/latest.md?code-lang=ruby) and then save the example to `example.rb` and run following commands:

```bash
DD_SITE="datadoghq.com" DD_BEARER_TOKEN="<PERSONAL_ACCESS_TOKEN OR SERVICE_ACCESS_TOKEN>" rb "example.rb"
```
{% /tab %}

{% tab label="Rust" %}
```rust
// List On-Call notification channels for a user returns "OK" response
use datadog_api_client::datadog;
use datadog_api_client::datadogV2::api_on_call::OnCallAPI;

#[tokio::main]
async fn main() {
    // there is a valid "user" in the system
    let user_data_id = std::env::var("USER_DATA_ID").unwrap();
    let configuration = datadog::Configuration::new();
    let api = OnCallAPI::with_config(configuration);
    let resp = api
        .list_user_notification_channels(user_data_id.clone())
        .await;
    if let Ok(value) = resp {
        println!("{:#?}", value);
    } else {
        println!("{:#?}", resp.unwrap_err());
    }
}
```

#### Instructions

First [install the library and its dependencies](https://dnd37xeb23o8n.cloudfront.net/api/latest.md?code-lang=rust) and then save the example to `src/main.rs` and run following commands:

```bash
DD_SITE="datadoghq.com" DD_API_KEY="<DD_API_KEY>" DD_APP_KEY="<DD_APP_KEY>" cargo run
```
{% /tab %}

{% tab label="TypeScript" %}
```typescript
/**
 * List On-Call notification channels for a user returns "OK" response
 */

import { client, v2 } from "@datadog/datadog-api-client";

const configuration = client.createConfiguration({
  authMethods: {
    AuthZ: {
      accessToken: process.env.DD_BEARER_TOKEN as string,
    },
  },
});
const apiInstance = new v2.OnCallApi(configuration);

// there is a valid "user" in the system
const USER_DATA_ID = process.env.USER_DATA_ID as string;

const params: v2.OnCallApiListUserNotificationChannelsRequest = {
  userId: USER_DATA_ID,
};

apiInstance
  .listUserNotificationChannels(params)
  .then((data: v2.ListNotificationChannelsResponse) => {
    console.log(
      "API called successfully. Returned data: " + JSON.stringify(data)
    );
  })
  .catch((error: any) => console.error(error));
```

#### Instructions

First [install the library and its dependencies](https://dnd37xeb23o8n.cloudfront.net/api/latest.md?code-lang=typescript) and then save the example to `example.ts` and run following commands:

```bash
DD_SITE="datadoghq.com" DD_BEARER_TOKEN="<PERSONAL_ACCESS_TOKEN OR SERVICE_ACCESS_TOKEN>" tsc "example.ts"
```
{% /tab %}
{% /tabs %}