If you are a blog owner and want people to be able to subscribe to new updates on your blog via email, you can use feedburner to set that up. But you may be interested in learning about who subscribes to your RSS account. Here are detailed instructions on logging in and finding your feedburner subscribers!

1. Login at http://feedburner.google.com
2. Click on the name of your blog
3. Click on the "publicize" tab at the top
4. Under "Email Subscriptions" on the left, click "Subscription Management:
5. Scroll all the way to the bottom and click "View Subscriber Details"
6. You can search addresses or export them as a CSV file

Good luck!