Fixtures: Rothesay County Championship | Vitality Blast Men | Vitality Blast Women | Metro Bank One Day Cup Men | Metro Bank One Day Cup Women | Disability Premier League
Round 1: Friday 3 – Monday 6 April
Derbyshire v Worcestershire (Central Co-op County Ground, Derby)
Durham v Kent (Banks Homes Riverside)
Glamorgan v Yorkshire (Sophia Gardens)
Hampshire v Essex (Utilita Bowl)
Leicestershire v Sussex (Uptonsteel Grace Road)
Middlesex v Gloucestershire (Lord’s)
Northamptonshire v Lancashire (County Ground, Northampton)
Somerset v Nottinghamshire (Cooper Associates County Ground, Taunton)
Warwickshire v Surrey (Edgbaston)
Round 2: Friday 10 – Monday 13 April
Essex v Somerset (Ambassador Cruise Line Ground, Chelmsford)
Gloucestershire v Durham (Seat Unique Stadium, Bristol)
Kent v Northamptonshire (St Lawrence Ground, Canterbury)
Lancashire v Derbyshire (Emirates Old Trafford)
Middlesex v Worcestershire (Lord’s)
Nottinghamshire v Glamorgan (Trent Bridge)
Surrey v Leicestershire (Kia Oval)
Sussex v Warwickshire (1st Central County Ground, Hove)
Yorkshire v Hampshire (Headingley)
Round 3: Friday 17 – Monday 20 April
Gloucestershire v Lancashire (Seat Unique Stadium, Bristol)
Hampshire v Somerset (Utilita Bowl)
Northamptonshire v Middlesex (County Ground, Northampton)
Warwickshire v Essex (Edgbaston)
Round 4: Friday 24 – Monday 27 April
Derbyshire v Gloucestershire (Central Co-op County Ground, Derby)
Durham v Lancashire (Banks Homes Riverside)
Glamorgan v Leicestershire (Sophia Gardens)
Nottinghamshire v Warwickshire (Trent Bridge)
Surrey v Essex (Kia Oval)
Worcestershire v Kent (Visit Worcestershire New Road)
Yorkshire v Sussex (Headingley)
Round 5: Friday 1 – Monday 4 May
Hampshire v Glamorgan (Utilita Bowl)
Kent v Derbyshire (St Lawrence Ground, Canterbury)
Leicestershire v Nottinghamshire (Uptonsteel Grace Road)
Middlesex v Durham (Lord’s)
Northamptonshire v Worcestershire (County Ground, Northampton)
Somerset v Yorkshire (Cooper Associates County Ground, Taunton)
Surrey v Sussex (Kia Oval)
Round 6: Friday 8 – Monday 11 May
Derbyshire v Northamptonshire (Central Co-op County Ground, Derby)
Essex v Hampshire (Ambassador Cruise Line Ground, Chelmsford)
Glamorgan v Somerset (Sophia Gardens)
Gloucestershire v Kent (Seat Unique Stadium, Bristol)
Lancashire v Middlesex (Emirates Old Trafford)
Nottinghamshire v Surrey (Trent Bridge)
Sussex v Leicestershire (1st Central County Ground, Hove)
Warwickshire v Yorkshire (Edgbaston)
Worcestershire v Durham (Visit Worcestershire New Road)
Round 7: Friday 15 – Monday 18 May
Essex v Leicestershire (Ambassador Cruise Line Ground, Chelmsford)
Gloucestershire v Northamptonshire (Seat Unique Stadium, Bristol)
Hampshire v Nottinghamshire (Utilita Bowl)
Kent v Durham (Beckenham)
Lancashire v Worcestershire (Southport)
Middlesex v Derbyshire (Lord’s)
Somerset v Sussex (Cooper Associates County Ground, Taunton)
Warwickshire v Glamorgan (Edgbaston)
Yorkshire v Surrey (Headingley)
Round 8: Sunday 7 – Wednesday 10 June
Surrey v Hampshire (Kia Oval)
Round 9: Friday 12 – Monday 15 June
Durham v Derbyshire (Banks Homes Riverside)
Lancashire v Kent (Blackpool)
Leicestershire v Essex (Uptonsteel Grace Road)
Northamptonshire v Gloucestershire (County Ground, Northampton)
Nottinghamshire v Somerset (Trent Bridge)
Sussex v Glamorgan (1st Central County Ground, Hove)
Worcestershire v Middlesex (Visit Worcestershire New Road)
Yorkshire v Warwickshire (Scarborough)
Round 10: Friday 19 – Monday 22 June
Derbyshire v Lancashire (Chesterfield)
Durham v Northamptonshire (Banks Homes Riverside)
Essex v Nottinghamshire (Ambassador Cruise Line Ground, Chelmsford)
Glamorgan v Surrey (Sophia Gardens)
Kent v Middlesex (St Lawrence Ground, Canterbury)
Leicestershire v Yorkshire (Uptonsteel Grace Road)
Somerset v Warwickshire (Cooper Associates County Ground, Taunton)
Sussex v Hampshire (1st Central County Ground, Hove)
Worcestershire v Gloucestershire (Visit Worcestershire New Road)
Round 11: Thursday 20 – Sunday 23 August
Derbyshire v Durham (Central Co-op County Ground, Derby)
Gloucestershire v Worcestershire (Cheltenham College)
Hampshire v Yorkshire (Utilita Bowl)
Lancashire v Northamptonshire (Emirates Old Trafford)
Leicestershire v Glamorgan (Uptonsteel Grace Road)
Middlesex v Kent (Merchant Taylors’ School)
Somerset v Essex (Cooper Associates County Ground, Taunton)
Surrey v Nottinghamshire (Kia Oval)
Warwickshire v Sussex (Edgbaston)
Round 12: Thursday 27 – Sunday 30 August
Derbyshire v Middlesex (Central Co-op County Ground, Derby)
Durham v Gloucestershire (Banks Homes Riverside)
Essex v Surrey (Ambassador Cruise Line Ground, Chelmsford)
Glamorgan v Hampshire (Sophia Gardens)
Northamptonshire v Kent (County Ground, Northampton)
Sussex v Somerset (1st Central County Ground, Hove)
Warwickshire v Nottinghamshire (Edgbaston)
Worcestershire v Lancashire (Visit Worcestershire New Road)
Yorkshire v Leicestershire (Scarborough)
Round 13: Wednesday 2 – Saturday 5 September
Essex v Sussex (Ambassador Cruise Line Ground, Chelmsford)
Gloucestershire v Derbyshire (Seat Unique Stadium, Bristol)
Hampshire v Warwickshire (Utilita Bowl)
Kent v Worcestershire (St Lawrence Ground, Canterbury)
Middlesex v Lancashire (Merchant Taylors’ School)
Northamptonshire v Durham (County Ground, Northampton)
Nottinghamshire v Leicestershire (Trent Bridge)
Somerset v Glamorgan (Cooper Associates County Ground, Taunton)
Surrey v Yorkshire (Kia Oval)
Round 14: Tuesday 8 – Friday 11 September
Derbyshire v Kent (Central Co-op County Ground, Derby)
Durham v Middlesex (Banks Homes Riverside)
Glamorgan v Warwickshire (Sophia Gardens)
Lancashire v Gloucestershire (Emirates Old Trafford)
Leicestershire v Somerset (Uptonsteel Grace Road)
Nottinghamshire v Hampshire (Trent Bridge)
Sussex v Surrey (1st Central County Ground, Hove)
Worcestershire v Northamptonshire (Visit Worcestershire New Road)
Yorkshire v Essex (Headingley)
Round 15: Tuesday 15 – Friday 18 September
Durham v Worcestershire (Banks Homes Riverside)
Essex v Warwickshire (Ambassador Cruise Line Ground, Chelmsford)
Gloucestershire v Middlesex (Seat Unique Stadium, Bristol)
Kent v Lancashire (St Lawrence Ground, Canterbury)
Leicestershire v Hampshire (Uptonsteel Grace Road)
Northamptonshire v Derbyshire (County Ground, Northampton)
Surrey v Glamorgan (Kia Oval)
Sussex v Nottinghamshire (1st Central County Ground, Hove)
Yorkshire v Somerset (Headingley)
Round 16: Thursday 24 – Sunday 27 September
Glamorgan v Essex (Sophia Gardens)
Hampshire v Sussex (Utilita Bowl)
Kent v Gloucestershire (St Lawrence Ground, Canterbury)
Lancashire v Durham (Emirates Old Trafford)
Middlesex v Northamptonshire (Lord’s)
Nottinghamshire v Yorkshire (Trent Bridge)
Somerset v Surrey (Cooper Associates County Ground, Taunton)
Warwickshire v Leicestershire (Edgbaston)
Worcestershire v Derbyshire (Visit Worcestershire New Road)