| 1 runs | Kent v Warwickshire | Edgbaston, Birmingham | a22611 |
| 5 runs | Netherlands v Warwickshire | Edgbaston, Birmingham | a22758 |
| 5 runs | Lancashire v Hampshire | Emirates Old Trafford, Manchester | a22790 |
| 7 runs | Gloucestershire v Glamorgan | The SWALEC Stadium, Cardiff | a22630 |
| 7 runs | Lancashire v Surrey | Emirates Old Trafford, Manchester | a22632 |
| 7 runs | Warwickshire v Kent | Spitfire Ground, St Lawrence, Canterbury | a22775 |
| 8 runs | Warwickshire v Sussex | The Brighton and Hove Jobs County Ground, Hove | a22654 |
| 9 runs | Worcestershire v Warwickshire | County Ground, New Road, Worcester | a22657 |