DescribeAvailabilityZones

Description

Displays Availability Zones that are currently available to the account and their states.

	Note
	Availability Zones are not the same across accounts. The Availability Zone us-east-1a for account A is not necessarily the same as us-east-1a for account B. Zone assignments are mapped independently for each account.

Request Parameters

Name Description Required

Name	Description	Required
`ZoneName`	Availability Zone name. Type: String Default: None	No

ZoneName

Availability Zone name.

Type: String

Default: None

No

Response Elements

Name	Description
`DescribeAvailabilityZonesResponseType`	`DescribeAvailabilityZonesResponseType` element. Type: DescribeAvailabilityZonesResponseType Ancestor: None Children: `requestId`, `availabilityZoneInfo`
`requestId`	The ID of the request. Type: xsd:string Ancestor: `DescribeAvailabilityZonesResponseType` Children: None
`availabilityZoneInfo`	Availability Zone information. Type: AvailabilityZoneSetType Ancestor: `DescribeAvailabilityZonesResponseType` Children: `item`
`item`	Information for one Availability Zone. Type: AvailabilityZoneItemType Ancestor: `availabilityZoneInfo` Children: `zoneName`, `zoneState`, `regionName`, and `messageSet`
`zoneName`	Name of the Availability Zone. Type: xsd:string Ancestor: `item` Children: None
`zoneState`	State of the Availability Zone. Type: xsd:string Valid Values: `available` Ancestor: `item` Children: None
`regionName`	Name of the Region. Type: xsd:string Ancestor: `item` Children: None
`messageSet`	Message set. Type: AvailabilityZoneMessageSetType Ancestor: `item` Children: `item`
`item`	Availability Zone message set. Type: AvailabilityZoneMessageType Ancestor: `messageSet` Children: `message`
`message`	The Availability Zone message. Type: xsd:string Ancestor: `item` Children: None

Examples

Example Request

This example displays information about Availability Zones that are available to the account.

https://ec2.amazonaws.com/?Action=DescribeAvailabilityZones&ZoneName.0=us-east-1a&ZoneName.1=us-east-1b&ZoneName.2=us-east-1c&ZoneName.3=us-east-1d&AuthParams

Example Response

<DescribeAvailabilityZonesResponse xmlns="http://ec2.amazonaws.com/doc/2009-11-30/">
  <availabilityZoneInfo>
    <item>
      <zoneName>us-east-1a</zoneName>
      <zoneState>available</zoneState>
    </item>
    <item>
      <zoneName>us-east-1b</zoneName>
      <zoneState>available</zoneState>
    </item>
    <item>
      <zoneName>us-east-1c</zoneName>
      <zoneState>available</zoneState>
    </item>
    <item>
      <zoneName>us-east-1d</zoneName>
      <zoneState>available</zoneState>
    </item>
  </availabilityZoneInfo>
</DescribeAvailabilityZonesResponse>