On Listen Notes website, you can easily find <iframe> embed code under the EMBED tab.
Embed a podcast episode
Go to the EMBED tab of an episode page (Example), and copy & paste the <iframe> code to your website:
Embed a podcast
Go to the EMBED tab of a podcast page (Example), and copy & paste the <iframe> code to your website:
Embed a podcast playlist
Go to the EMBED tab of a Listen Later playlist's page (Example), and copy & paste the <iframe> code to your website: