The current bank exchange rates for the ZWL$ today are as follows:

USD = ZWL$15.8573
ZWL$ = RAND0.9300
Data according to the Reserve Bank of Zimbabwe

Black Market Rates:

USD = ZWL$21.30 zimrates
USD = ZWL$21.5 zwl365
USD = ZWL$20.80 bluemari [07 November 2019]
USD = BOND14.80 bluemari [07 November 2019]

– Marketwatch