April
20-23
Leicestershire v Essex Leicester
Northamptonshire v Glamorgan Northampton
Somerset v Lancashire Taunton
Surrey v Kent The Oval
25-28
Essex v Northamptonshire Chelmsford
Glamorgan v Somerset Cardiff
Kent v Yorkshire Canterbury
Lancashire v Surrey Manchester
May
9-12
Leicestershire v Lancashire Leicester
Northamptonshire v Surrey Northampton
Yorkshire v Somerset Headingley
16-19
Essex v Yorkshire Chelmsford
Lancashire v Glamorgan Manchester
Somerset v Kent Taunton
Surrey v Leicestershire The Oval
25-28
Glamorgan v Kent Swansea
Surrey v Essex The Oval
Yorkshire v Northamptonshire Headingley
30 May-2 Jun
Glamorgan v Yorkshire Swansea
Kent v Essex Tunbridge Wells
Leicestershire v Somerset Leicester
Northamptonshire v Lancashire Northampton
June
6-9
Essex v Glamorgan Chelmsford
Lancashire v Leicestershire Manchester
Surrey v Somerset The Oval
Yorkshire v Kent Headingley
13-16
Essex v Surrey Ilford
Kent v Glamorgan Maidstone
Leicestershire v Northamptonshire Leicester
Somerset v Yorkshire Bath
19-22
Lancashire v Essex Manchester
20-23
Kent v Leicestershire Canterbury
Northamptonshire v Somerset Northampton
29 Jun-2 Jul
Glamorgan v Northamptonshire Cardiff
Surrey v Lancashire The Oval
Yorkshire v Leicestershire Headingley
July
4-7
Kent v Lancashire Canterbury
Leicestershire v Surrey Leicester
Northamptonshire v Yorkshire Northampton
Somerset v Essex Taunton
18-21
Essex v Kent Southend
Glamorgan v Leicestershire Cardiff
Surrey v Northamptonshire Guildford
19-22
Lancashire v Somerset Manchester
27-31
Leicestershire v Kent Leicester
Northamptonshire v Essex Northampton
Somerset v Glamorgan Taunton
Yorkshire v Lancashire Headingley
August
1-4
Essex v Leicestershire Chelmsford
Glamorgan v Lancashire Colwyn Bay
Kent v Somerset Canterbury
Yorkshire v Surrey Headingley
7-10
Lancashire v Yorkshire Manchester
Somerset v Leicestershire Taunton
8-11
Northamptonshire v Kent Northampton
Surrey v Glamorgan The Oval
15-18
Glamorgan v Essex Cardiff
Lancashire v Northamptonshire Manchester
Leicestershire v Yorkshire Leicester
16-19
Kent v Surrey Canterbury
21-24
Yorkshire v Glamorgan Scarborough
22-25
Essex v Lancashire Colchester
23-26
Northamptonshire v Leicestershire Northampton
Somerset v Surrey Taunton
September
5-8
Essex v Somerset Chelmsford
Kent v Northamptonshire Canterbury
Surrey v Yorkshire The Oval
7-10
Leicestershire v Glamorgan Leicester
12-15
Glamorgan v Surrey Cardiff
Lancashire v Kent Manchester
Somerset v Northamptonshire Taunton
Yorkshire v Essex Scarborough