CXO/BTC:

KuCoin: https://trade.kucoin.com/spot/CXO-BTC

CXO/ETH:

KuCoin: https://trade.kucoin.com/spot/CXO-ETH

CoinTiger: https://www.cointiger.com/en-us/#/trade_center?coin=cxo_eth

IQfinex: https://www.iqfinex.io/classic/CXOETH

IDEX: http://idex.market/eth/cxo

Bitcratic: https://www.bitcratic.com/#!/trade/CXO-ETH

Tokens.net: https://www.tokens.net/trading-pair/cxoeth/

CXO/USDT:

CoinTiger: https://www.cointiger.com/en-us/#/trade_center?coin=cxo_usdt