To list a valuable domain like doge.org, especially with its strong association with Dogecoin and Elon Musk, you should consider using reputable platforms like Sedo, Flippa, GoDaddy Auctions, NameJet, or Afternic, which are well-known for handling high-value domains. You can also reach out to domain brokers who specialize in premium domains. Given the domain's significance in the cryptocurrency world, promoting it through social media channels like Twitter or Reddit (r/Dogecoin) can help attract potential buyers. Additionally, if you’re looking to get the most out of the sale, consider listing it on your site at turhost.co, where you can leverage your established audience and network.