You have many choices where to look for these services, net is full of them. But i will give you a few. This is of course all outside the bitcointalk forums as you wanted.
I consider these to be the best i can recommend.
https://dropscrypto.wordpress.com/
https://airdropalert.com/
https://coinairdrops.com/category/airdrop/
http://airdropaddict.com/
https://twitter.com/thebest_airdrop