The community is currently trying to get Monacoin added to some exchanges.

You can help out if you would like:

CoinedUp: http://www.reddit.com/r/CoinedUp/comments/1u8c4e/please_consider_adding_mona_monacoin/

Cryptsy: https://cryptsy.freshdesk.com/support/discussions/topics/62106

Also, I have submitted all of the details to CoinEX.pw and have requested that they add Monacoin.