# List cPanel account's calendar users This function lists all calendar users on the cPanel account. You install the Calendar and Contacts Server cPanel plugin to access this API function. Endpoint: GET /CCS/list_users Version: 11.134.0.5 Security: BasicAuth ## Response 200 fields (application/json): - `apiversion` (integer) The version of the API. Example: 3 - `func` (string) The name of the method called. Example: "list_users" - `module` (string) The name of the module called. Example: "CCS" - `result` (object) - `result.data` (object) Example: {"user1@example.com":"0882362A-0B98-11E8-BAF5-D988266709C1","user2@example.com":"96F1EB2F-A501-11EA-A3EF-A553B2E4FFA8","user3@example.com":"195C8A51-E1B3-11E6-8715-F54FA4E00DDD","user4@example.com":"028F4AB1-0F1A-11E7-AEC7-E08FECEC8036"} - `result.errors` (array,null) List of errors if the API failed. - `result.messages` (array,null) List of messages generated by the API. - `result.metadata` (object) - `result.status` (integer) - - Success. - - Failed. Check the field for more details. Enum: 0, 1 - `result.warnings` (array,null) List of warnings generated by the API. Warnings describe non-critical failures or other problematic conditions noted while running a API.