XRP still losing positions.
To-date, exchanges and platforms that have halted or plan to halt trading and depositing for U.S customers include:

Beaxy – Suspended trading until further notice. Withdrawals will remain enabled until further notice.

Binance – Delist on 13th January.

Bitstamp – Suspend on 8th January.

Bittrex – Removal on 15th January 2021.

Bitwise – Liquidated its XRP position under its own crypto index fund.

B2C2 – Suspended trading until further notice.

Coinbase – suspension to begin on 19th January 2021.

Crosstower – Suspended trading until further notice.

Crypto.com – suspension to begin 19th January 2021.

Galaxy Digital – Suspended trading until further notice.

Genesis – Suspension to begin 15th January 2021.

Jump Trading – Suspended trading until further notice.

OKCoin – Suspension to begin on 4th January.

OSL – Suspended trading until further notice.

Simplex – Simplex partners have blocked the purchase of Ripple’s XRP with Simplex integration. These partners include but are not limited, to Binance, Huobi, KuCoin, and BitPay.

Swipe Wallet – Delisting for U.S customers on 5th January.

Wirex – Exclude Ripple’s XRP.

Ziglu – suspension to begin on 12th January 2021.