We have been using
www.myrvmail.com for over a year and a half an really like it. They will trash any mail you don't want. You can go to the website and view your mail and call them on an 800 number to have it sent to where ever you want. One option, for two or three dollars a month, allows you to view, trash and have your mail sent online. It is based in Crestview, Florida. There are also various ways to have your mail sent.
Check them out.