ASP.NET - Create folder in Sharepoint via Asp.net c#

To Create folder in sharepoint which is in windows 2008 r2, so existing code below

          WebRequest request = WebRequest.Create(sharePointListPath + FolderName);
          request.Credentials = new System.Net.NetworkCredential(LOGIN, PASSWORD, DOMAIN);
          request.Method = "MKCOL";
          response = request.GetResponse();

it throws exception - The remote server returned an error: (405) Method Not Allowed error

so is their any way to create folder in SharePoint using webservices