Log in to Apple Podcasts Connect with your Apple ID.
On the top left corner of the screen, you'll see a "Plus" icon.
Hover over "New show" and click that.
Click the option that says "Add a show with an RSS feed"
Paste your RSS feed into the space provided, then click "Add"
For the contact info, you're only required to provide your email address. Enter your phone number at your own risk.
You'll see a tab that says: "Submit for review"
Then you'll see a section for third-party content. Click the applicable button.
Ensure you've selected the frequency of your show
You're all set. You should see a message that says "Show information published"
You'll soon receive an email from Apple (or iTunes) saying your feed has been submitted and is pending review.
The review process typically takes on or around 48 hours, so be patient. You'll receive an email from Apple when your show has been approved.