DescribeAvailabilityZones

Amazon Elastic Compute Cloud: 2008-02-01

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DescribeAvailabilityZones

The DescribeAvailabilityZones operation displays availability zones that are currently available to the account and their states.

[Note] 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

The following table describes the request parameters for DescribeAvailabilityZones. Parameter names are case sensitive.

Name Description Required

zoneName

Name of an availability zone.

Type: xsd:string[]

No

Response Elements

The following table describes the default response tags included in DescribeAvailabilityZones responses.

Name Description

availabilityZoneInfo

Availability zone information.

Type: AvailabilityZoneItemType[]

Sample Request 

<DescribeAvailabilityZones
xmlns="http://ec2.amazonaws.com/doc/2008-02-01">
  <availabilityZoneSet/>
<DescribeAvailabilityZones>

Sample Response 

<DescribeAvailabilityZonesResponse
xmlns="http://ec2.amazonaws.com/doc/2008-02-01/">
  <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>
  </availabilityZoneInfo>
</DescribeAvailabilityZonesResponse>

Related Operations

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