Here's the ad rates as of today for the stations I'm on now :
For $500 up front you get 10 weeks of Ads.+ a call in to after show introducing you to the the audience
For $900 up front you get 24 weeks of Ads. + a call in to after show introducing you to the the audience
For $1750 up front you get 60 weeks of Ads. + a call in to after show introducing you to the the audience

You also get a banner on Oppermanreport.com and your ad plays 24/4 on Awakeradio.,us in between all the shows.
The ads are also archived forever on many podcast platforms: Youtube.com, iHeart.com iTunes.com, Spreaker.com, Stitcher.com, Podbean.com and many Internet station archives.
Ofen the guest will upload my shows to their youtube or podcast platform as well.