You can sell American currency in a bank at the exchange rate of UAH 39.70/dollar.

Cash dollar rate in “PrivatBank” the price went up by 10 kopecks today – up to UAH 40.20 per dollar.
According to the correspondent of UNIAN, the exchange rate of the euro against the hryvnia also remained at the level of the previous day – 43.45 hryvnias/euro.
You can sell American currency in the bank at the rate of UAH 39.70/dollar, euro – UAH 42.45/euro.
The dollar exchange rate for card payments in a bank is UAH 37.45, the euro is UAH 41.15.
Course during the war:
As reported by UNIAN, the National Bank canceled it from May 21, 2022 rate setting restrictions, under which authorized institutions can sell cash foreign currency to customers. Previously, the relevant exchange rate should not have deviated from the official rate by more than 10%.
July 21 National Bank lowered the official exchange rate hryvnias by 25% – up to 36.57 hryvnias/dollar.