# account - [Create Customer Account](https://apidocs.api19.com/account/create-customer-account.md): Create a Customer or Submaster Account - [Disable Customer Account](https://apidocs.api19.com/account/disable-customer-account.md): Disable or enable a specific user\_id - [Get Billing Data](https://apidocs.api19.com/account/get-billing-data.md): List all billing data for a user id - [List Customer Accounts](https://apidocs.api19.com/account/list-customer-accounts.md): List all of your customer accounts - [SIP IP Addresses](https://apidocs.api19.com/account/sip-ip-addresses.md): Add or Delete SIP IP Address --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://apidocs.api19.com/account.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.