After Binance, Bittrex ain't looking good for the US traders either:
Effective on June 28, certain markets will no longer be accessible to U.S. Customers.
The following markets will transition to Bittrex International on June 28, 2019.
ADX CVC INCNT NGC PMA SPC
AID DCT IOPNXT POT SRN
ANT DMT LRC OCN POWR UP
BFT EDG MCO OMG RCN UPP
BKX GNO MET PAL RLC VEE
BLT GUP MLN PART RVR VIB
BNT HMQ MOC PAY SNT WINGS