Sussex, who claimed a quarter-final place with three wins in less than a week, have been rewarded with a 500-mile round trip to Chester-le-Street where they will meet the North Group's surprise packets, Durham.
Quarter-final ties:
Kent Spitfires v Lancashire Lightning - Thursday 23 August (7pm)
Durham Jets v Sussex Sharks - Friday 24 August (6.30pm)
Worcestershire Rapids v Gloucestershire - Saturday 25 August (3pm)
Somerset v Nottinghamshire Outlaws - Sunday 26 August (3pm)