Application Process
To use the API, you need to first apply for the corresponding service on the Mobile Number Status Query API page. After entering the page, click the “Acquire” button, as shown in the image:
If you are not logged in or registered, you will be automatically redirected to the login page inviting you to register and log in. After logging in or registering, you will be automatically returned to the current page.
There will be a free quota offered for the first application, allowing you to use the API for free.
Basic Usage
First, understand the basic usage method, which is to input the mobile number to obtain the processed result. You need to simply pass amobile field. We can then fill in the corresponding content on the interface, as shown in the image:

accept: the format of the response result you want to receive, filled in asapplication/json, which is in JSON format.authorization: the key to call the API, which can be directly selected after application.
mobile: the mobile number to be processed, which is a required parameter.encryption: optional, sensitive field encryption parameter (if you need to send encrypted data).

result, the authentication result code, with the charging situation as follows.- Charging result codes:
- 0: Success
- Non-charging result codes:
- -1: No results found
- -2: Mobile number format is incorrect
- -3: Verification center service is busy
- Charging result codes:
description, business result description.status_code, status code:- 0: Normal
- 1: Suspended
- 2: Canceled
- 3: Invalid number
- 4: Not in the network
- 99: Unknown status
Error Handling
When calling the API, if an error occurs, the API will return the corresponding error code and message. For example:400 token_mismatched: Bad request, possibly due to missing or invalid parameters.400 api_not_implemented: Bad request, possibly due to missing or invalid parameters.401 invalid_token: Unauthorized, invalid or missing authorization token.429 too_many_requests: Too many requests, you have exceeded the rate limit.500 api_error: Internal server error, something went wrong on the server.

