# Update a short code with the following parameters

**POST /2010-04-01/Accounts/{AccountSid}/SMS/ShortCodes/{Sid}.json**

Update a short code with the following parameters
Messaging short codes

## Servers
- https://api.twilio.com: https://api.twilio.com ()


## Authentication methods
- Account sid auth token


## Parameters

### Path parameters
- **AccountSid** (string)
  The SID of the [Account](https://www.twilio.com/docs/iam/api/account) that created the ShortCode resource(s) to update.
- **Sid** (string)
  The Twilio-provided string that uniquely identifies the ShortCode resource to update


### Body: application/x-www-form-urlencoded (object)

- **FriendlyName** (string)
  A descriptive string that you created to describe this resource. It can be up to 64 characters long. By default, the `FriendlyName` is the short code.
- **ApiVersion** (string)
  The API version to use to start a new TwiML session. Can be: `2010-04-01` or `2008-08-01`.
- **SmsUrl** (string(uri))
  The URL we should call when receiving an incoming SMS message to this short code.
- **SmsMethod** (string(http-method))
  The HTTP method we should use when calling the `sms_url`. Can be: `GET` or `POST`.
- **SmsFallbackUrl** (string(uri))
  The URL that we should call if an error occurs while retrieving or executing the TwiML from `sms_url`.
- **SmsFallbackMethod** (string(http-method))
  The HTTP method that we should use to call the `sms_fallback_url`. Can be: `GET` or `POST`.


## Responses
### 200
OK
#### Headers
- **Access-Control-Allow-Origin** (string)
  Specify the origin(s) allowed to access the resource
- **Access-Control-Allow-Methods** (string)
  Specify the HTTP methods allowed when accessing the resource
- **Access-Control-Allow-Headers** (string)
  Specify the headers allowed when accessing the resource
- **Access-Control-Allow-Credentials** (boolean)
  Indicates whether the browser should include credentials
- **Access-Control-Expose-Headers** (string)
  Headers exposed to the client

#### Body: application/json (object)
- **account_sid** (string | null)
  The SID of the [Account](https://www.twilio.com/docs/iam/api/account) that created this ShortCode resource.
- **api_version** (string | null)
  The API version used to start a new TwiML session when an SMS message is sent to this short code.
- **date_created** (string(date-time-rfc-2822) | null)
  The date and time in GMT that this resource was created specified in [RFC 2822](https://www.ietf.org/rfc/rfc2822.txt) format.
- **date_updated** (string(date-time-rfc-2822) | null)
  The date and time in GMT that this resource was last updated, specified in [RFC 2822](https://www.ietf.org/rfc/rfc2822.txt) format.
- **friendly_name** (string | null)
  A string that you assigned to describe this resource. By default, the `FriendlyName` is the short code.
- **short_code** (string | null)
  The short code. e.g., 894546.
- **sid** (string | null)
  The unique string that that we created to identify this ShortCode resource.
- **sms_fallback_method** (string(http-method) | null)
  The HTTP method we use to call the `sms_fallback_url`. Can be: `GET` or `POST`.
- **sms_fallback_url** (string(uri) | null)
  The URL that we call if an error occurs while retrieving or executing the TwiML from `sms_url`.
- **sms_method** (string(http-method) | null)
  The HTTP method we use to call the `sms_url`. Can be: `GET` or `POST`.
- **sms_url** (string(uri) | null)
  The URL we call when receiving an incoming SMS message to this short code.
- **uri** (string | null)
  The URI of this resource, relative to `https://api.twilio.com`.


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