> For the complete documentation index, see [llms.txt](https://docs.console.zenlayer.com/api-reference/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.console.zenlayer.com/api-reference/compute/vm/location/describezones.md).

# DescribeZones

## 1. API Description

This API (DescribeZones) is used to query zones available.

## 2. Input Parameters

The following request parameter list only provides API request parameters.

| Parameter Name | Required | Type            | Description       |
| -------------- | -------- | --------------- | ----------------- |
| zoneIds        | No       | Array of String | List of zone IDs. |

## 3. Output Parameters

| Parameter Name | Type                                                                     | Description                                                                                                           |
| -------------- | ------------------------------------------------------------------------ | --------------------------------------------------------------------------------------------------------------------- |
| requestId      | String                                                                   | <p>The unique request ID, which is returned for each request.</p><p>RequestId is required for locating a problem.</p> |
| zoneSet        | Array of [ZoneInfo](/api-reference/compute/vm/datastructure.md#zoneinfo) | The list of zones available.                                                                                          |

## 4. Code Example

{% tabs %}
{% tab title="Example" %}
**Query zones available.**

```json
POST /api/v2/vm HTTP/1.1
Host: console.zenlayer.com
Content-Type: application/json
X-ZC-Action: DescribeZones
<Common Request Params>

Request:
{
  "zoneIds": [
    "FRA-A",
    "SIN-E"
  ]
}

Response:
{
  "requestId": "T6883FCD0-3E7D-44EA-A517-A421A52A27F4",
  "response": {
    "requestId": "T6883FCD0-3E7D-44EA-A517-A421A52A27F4",
    "zoneSet": [
      {
        "zoneId": "FRA-A",
        "zoneName": "Frankfurt",
        "networkLineType": "BGP"
      },
      {
        "zoneId": "SIN-E",
        "zoneName": "Singapore",
        "networkLineType": "Cogent"
      }
    ]
  }
}
```

{% endtab %}
{% endtabs %}

## 5. Developer Resources

Zenlayer Cloud API 2.0 integrates [SDKs](/api-reference/api-introduction/toolkit/api-sdk.md)，to make it easier for you to call APIs. More programming languages will be supported.

## 6. Error Codes

The following only lists the error codes related to the API business logic. For other error codes, see [Common Error Codes](/api-reference/api-introduction/instruction/commonerrorcode.md).

| HTTP Status Code | Error Code | Description |
| ---------------- | ---------- | ----------- |