Vote for Grain here:
http://www.reddit.com/r/CoinedUp/comments/1twnam/request_to_add_grain_gra/

http://www.reddit.com/r/CoinedUp/comments/1ulygp/please_add_grain_to_coinedup/

and here
https://cryptsy.freshdesk.com/support/discussions/topics/44936

We need more Votes, to get listed