There will be plenty of changes in both the North and South groups tables on a day filled with T20 action.
Sunday will feature three Vitality matches: Derbyshire Falcons vs Lancashire Lightning, Northamptonshire Steelbacks vs Yorkshire Vikings, and Worcestershire Rapids vs Durham Jets.
On July 25, Gloucestershire, Surrey, and Yorkshire will host Middlesex, Glamorgan, and Lancashire respectively.
Six matches will be played on August 11, at Chester-le-Street, Edgbaston, New Road, Cardiff, Radlett, and Headingley.
August 4 will feature four Vitality Blast matches, at New Road, Headingley, Bristol, and Richmond.
There are two matches scheduled for the third day of Vitality Blast 2019. From North Group Derbyshire Falcons and Yorkshire Vikings will face each other whereas from South Group (N) it will be a clash between Kent and Somerset.
Lancashire Lightning, Derbyshire Falcons, and Nottinghamshire Outlaws have already qualified, while Leicestershire Foxes, Yorkshire Vikings, Birmingham Bears, and Glamorgan have all been eliminated.
Lancashire Lightning and Nottinghamshire Outlaws have already qualified, while Leicestershire Foxes, Yorkshire Vikings, Birmingham Bears, and Glamorgan have all been eliminated.
August 30 will feature eight matches, at Old Trafford, Northampton, Trent Bridge, Birmingham, Chelmsford, Cardiff, Taunton, and Hove.
Lancashire Lightning, Derbyshire Falcons, Nottinghamshire Outlaws, Worcestershire Rapids, and Sussex Sharks have already qualified, while six teams have been eliminated.