you can
1) vote

Cryptsy.com https://cryptsy.freshdesk.com/support/discussions/topics/74271
CoinedUp.com http://www.reddit.com/r/CoinedUp/comments/1xeqjn/please_add_animecoin_ani/

2) mail
https://mcxnow.com mcxnow.exchange@gmail.com
https://poloniex.com poloniex@gmail.com
https://cryptx.io/ New coins are added every week. Send an email to newcoins@CryptX.io or post your suggestion at http://www.reddit.com/r/CryptX/
https://www.swisscex.com/ https://www.swisscex.com/support https://twitter.com/swisscex https://facebook.com/swisscex
https://coin-swap.net coinswapnet@gmail.com or #coinswap on freenode.net irc.
http://cryp[Suspicious link removed] http://cryp[Suspicious link removed]/contact I can also be contacted via IRC on #cryptotc @ freenode
http://www.comkort.com info@comkort.com

3) like
https://www.facebook.com/animecoin