# DescribePrefixLists
<a name="API_DescribePrefixLists"></a>

Describes available AWS services in a prefix list format, which includes the prefix list name and prefix list ID of the service and the IP address range for the service.

We recommend that you use [DescribeManagedPrefixLists](API_DescribeManagedPrefixLists.md) instead.

## Request Parameters
<a name="API_DescribePrefixLists_RequestParameters"></a>

The following parameters are for this specific action. For more information about required and optional parameters that are common to all actions, see [Common Query Parameters](CommonParameters.md).

 **DryRun**   
Checks whether you have the required permissions for the action, without actually making the request, and provides an error response. If you have the required permissions, the error response is `DryRunOperation`. Otherwise, it is `UnauthorizedOperation`.  
Type: Boolean  
Required: No

 **Filter.N**   
One or more filters.  
+  `prefix-list-id`: The ID of a prefix list.
+  `prefix-list-name`: The name of a prefix list.
Type: Array of [Filter](API_Filter.md) objects  
Required: No

 **MaxResults**   
The maximum number of results to return with a single call. To retrieve the remaining results, make another call with the returned `nextToken` value.  
Type: Integer  
Required: No

 **NextToken**   
The token for the next page of results.  
Type: String  
Required: No

 **PrefixListId.N**   
One or more prefix list IDs.  
Type: Array of strings  
Required: No

## Response Elements
<a name="API_DescribePrefixLists_ResponseElements"></a>

The following elements are returned by the service.

 **nextToken**   
The token to use to retrieve the next page of results. This value is `null` when there are no more results to return.  
Type: String

 **prefixListSet**   
All available prefix lists.  
Type: Array of [PrefixList](API_PrefixList.md) objects

 **requestId**   
The ID of the request.  
Type: String

## Errors
<a name="API_DescribePrefixLists_Errors"></a>

For information about the errors that are common to all actions, see [Common client error codes](errors-overview.md#CommonErrors).

## Examples
<a name="API_DescribePrefixLists_Examples"></a>

### Example
<a name="API_DescribePrefixLists_Example_1"></a>

This example lists all available AWS prefix lists.

#### Sample Request
<a name="API_DescribePrefixLists_Example_1_Request"></a>

```
https://ec2.amazonaws.com/?Action=DescribePrefixLists
&AUTHPARAMS
```

#### Sample Response
<a name="API_DescribePrefixLists_Example_1_Response"></a>

```
<DescribePrefixListsResponse xmlns="http://ec2.amazonaws.com/doc/2016-11-15/">
   <prefixListSet>
        <item>
            <prefixListName>com.amazonaws.us-west-2.s3</prefixListName>
            <prefixListId>pl-12345678</prefixListId>
            <cidrSet>
              <item>54.123.456.7/19</item>
            </cidrSet>
        </item>
    </prefixListSet>
    <requestId>614db4d4-ac7b-4cb6-853e-example</requestId>
</DescribePrefixListsResponse>
```

## See Also
<a name="API_DescribePrefixLists_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS Command Line Interface V2](https://docs.aws.amazon.com/goto/cli2/ec2-2016-11-15/DescribePrefixLists) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/ec2-2016-11-15/DescribePrefixLists) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/ec2-2016-11-15/DescribePrefixLists) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/ec2-2016-11-15/DescribePrefixLists) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/ec2-2016-11-15/DescribePrefixLists) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/ec2-2016-11-15/DescribePrefixLists) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/ec2-2016-11-15/DescribePrefixLists) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/ec2-2016-11-15/DescribePrefixLists) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/ec2-2016-11-15/DescribePrefixLists) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/ec2-2016-11-15/DescribePrefixLists)