| 8 runs | Nottinghamshire v Somerset | County Ground, Taunton | f20849 |
| 13 runs | Kent v Surrey | Kennington Oval, Kennington | f20977 |
| 13 runs | Middlesex v Northamptonshire | Lord's Cricket Ground, St John's Wood | f20999 |
| 16 runs | Gloucestershire v Sussex | Ashley Down Ground, Bristol | f21006 |
| 18 runs | Leicestershire v Essex | Old County Ground, Brentwood | f21005 |