| 244 runs | Sussex v Ireland | County Ground, Hove | a4501 |
| 226 runs | Essex v Oxfordshire | County Ground, Chelmsford | a4490 |
| 187 runs | Hampshire v Berkshire | County Ground, Southampton | a4491 |
| 149 runs | Hampshire v Somerset | County Ground, Taunton | a4544 |
| 141 runs | Gloucestershire v Bedfordshire | Wardown Park, Luton | a4487 |
| 140 runs | Leicestershire v Norfolk | County Ground, Lakenham | a4495 |
| 131 runs | Middlesex v Cumberland | Uxbridge Cricket Club Ground, Uxbridge | a4494 |
| 100 runs | Northamptonshire v Shropshire | St Georges Recreation Ground, Telford | a4498 |
| 100 runs | Lancashire v Suffolk | The Victory Ground, Bury St Edmunds | a4500 |