| 162* | IVA Richards | Glamorgan v Oxfordshire | St Helen's, Swansea | a8092 |
| 124* | AJ Lamb | Northamptonshire v Essex | County Ground, Chelmsford | a8122 |
| 124 | DM Smith | Sussex v Warwickshire | Lord's Cricket Ground, St John's Wood | a8205 |
| 123 | DM Smith | Sussex v Hampshire | County Ground, Hove | a8127 |
| 117 | TJ Boon | Leicestershire v Buckinghamshire | Pound Lane, Marlow | a8089 |
| 114* | BC Broad | Gloucestershire v Yorkshire | The Royal and Sun Alliance County Ground, Bristol | a8124 |
| 107* | CWJ Athey | Sussex v Hampshire | County Ground, Hove | a8127 |
| 106* | AP Wells | Sussex v Glamorgan | County Ground, Hove | a8174 |
| 105* | RA Smith | Hampshire v Staffordshire | Lichfield Road, Stone | a8099 |
| 105 | JD Ratcliffe | Warwickshire v Yorkshire | Headingley, Leeds | a8157 |
| 104 | DP Ostler | Warwickshire v Norfolk | County Ground, Lakenham | a8095 |
| 104* | AJ Stewart | Surrey v Dorset | The Foster's Oval, Kennington | a8101 |
| 104* | RA Smith | Hampshire v Sussex | County Ground, Hove | a8127 |
| 104 | Asif Din | Warwickshire v Sussex | Lord's Cricket Ground, St John's Wood | a8205 |
| 103 | MN Lathwell | Somerset v Shropshire | St Georges Recreation Ground, Telford | a8098 |
| 101 | MP Maynard | Glamorgan v Durham | Sophia Gardens, Cardiff | a8123 |