 | 30 Apr 1972 | | | Middlesex v Gloucestershire | Lord's Cricket Ground, St John's Wood | a648 |
| 07 May 1972 | | | Derbyshire v Surrey | County Ground, Derby | a657 |
| 07 May 1972 | | | Gloucestershire v Essex | Batsford Road, Moreton-in-Marsh | a658 |
| 07 May 1972 | | | Northamptonshire v Middlesex | County Ground, Northampton | a659 |
| 07 May 1972 | | | Nottinghamshire v Lancashire | Trent Bridge, Nottingham | a660 |
| 07 May 1972 | | | Sussex v Kent | County Ground, Hove | a661 |
| 07 May 1972 | | | Warwickshire v Hampshire | Edgbaston, Birmingham | a662 |
| 07 May 1972 | | | Worcestershire v Somerset | County Ground, New Road, Worcester | a663 |
| 14 May 1972 | | | Essex v Northamptonshire | County Ground, Chelmsford | a673 |
| 14 May 1972 | | | Glamorgan v Yorkshire | St Helen's, Swansea | a674 |
| 14 May 1972 | | | Hampshire v Nottinghamshire | Dean Park, Bournemouth | a675 |
| 14 May 1972 | | | Kent v Warwickshire | St Lawrence Ground, Canterbury | a676 |
| 14 May 1972 | | | Lancashire v Gloucestershire | Old Trafford, Manchester | a677 |
| 14 May 1972 | | | Leicestershire v Derbyshire | Grace Road, Leicester | a678 |
| 14 May 1972 | | | Somerset v Sussex | County Ground, Taunton | a679 |
| 14 May 1972 | | | Surrey v Worcestershire | St John's School, Leatherhead | a680 |
| 21 May 1972 | | | Derbyshire v Glamorgan | Rutland Recreation Ground, Ilkeston | a690 |
| 21 May 1972 | | | Gloucestershire v Hampshire | Ashley Down Ground, Bristol | a691 |
| 21 May 1972 | | | Middlesex v Essex | Lord's Cricket Ground, St John's Wood | a692 |
| 21 May 1972 | | | Northamptonshire v Lancashire | Baker Perkins Sports Ground, Peterborough | a693 |
| 21 May 1972 | | | Nottinghamshire v Kent | Trent Bridge, Nottingham | a694 |
| 21 May 1972 | | | Sussex v Surrey | County Ground, Hove | a695 |
| 21 May 1972 | | | Warwickshire v Somerset | Edgbaston, Birmingham | a696 |
| 21 May 1972 | | | Worcestershire v Leicestershire | Tipton Road, Dudley | a697 |
| 28 May 1972 | | | Essex v Nottinghamshire | County Ground, Chelmsford | a698 |
| 28 May 1972 | | | Kent v Gloucestershire | Mote Park, Maidstone | a699 |
| 28 May 1972 | | | Lancashire v Somerset | Old Trafford, Manchester | a700 |
| 28 May 1972 | | | Leicestershire v Sussex | Grace Road, Leicester | a701 |
| 28 May 1972 | | | Surrey v Warwickshire | Charterhouse School, Godalming | a702 |
| 28 May 1972 | | | Yorkshire v Derbyshire | Park Avenue Cricket Ground, Bradford | a703 |
| 04 Jun 1972 | | | Essex v Lancashire | Garrison A Cricket Ground, Colchester | a712 |
| 04 Jun 1972 | | | Gloucestershire v Somerset | Ashley Down Ground, Bristol | a713 |
| 04 Jun 1972 | | | Middlesex v Hampshire | Lord's Cricket Ground, St John's Wood | a714 |
| 04 Jun 1972 | | | Northamptonshire v Kent | County Ground, Northampton | a715 |
| 04 Jun 1972 | | | Nottinghamshire v Surrey | Trent Bridge, Nottingham | a716 |
| 04 Jun 1972 | | | Sussex v Glamorgan | County Ground, Hove | a716a |
| 04 Jun 1972 | | | Warwickshire v Leicestershire | Edgbaston, Birmingham | a717 |
| 04 Jun 1972 | | | Worcestershire v Yorkshire | County Ground, New Road, Worcester | a718 |
| 11 Jun 1972 | | | Derbyshire v Worcestershire | Queen's Park, Chesterfield | a718a |
| 11 Jun 1972 | | | Glamorgan v Warwickshire | St Helen's, Swansea | a719 |
| 11 Jun 1972 | | | Hampshire v Essex | May's Bounty, Basingstoke | a720 |
| 11 Jun 1972 | | | Kent v Middlesex | Cheriton Road Sports Ground, Folkestone | a721 |
| 11 Jun 1972 | | | Leicestershire v Nottinghamshire | Grace Road, Leicester | a722 |
| 11 Jun 1972 | | | Somerset v Northamptonshire | County Ground, Taunton | a723 |
| 11 Jun 1972 | | | Surrey v Gloucestershire | Kenton Court Meadow, Sunbury-on-Thames | a724 |
| 11 Jun 1972 | | | Yorkshire v Sussex | Headingley, Leeds | a724a |
| 18 Jun 1972 | | | Derbyshire v Middlesex | The Park, Buxton | a728a |
| 18 Jun 1972 | | | Essex v Kent | Valentine's Park, Ilford | a729 |
| 18 Jun 1972 | | | Gloucestershire v Leicestershire | Wagon Works Ground, Gloucester | a730 |
| 18 Jun 1972 | | | Lancashire v Hampshire | Old Trafford, Manchester | a731 |
| 18 Jun 1972 | | | Northamptonshire v Surrey | County Ground, Northampton | a731a |
| 18 Jun 1972 | | | Nottinghamshire v Glamorgan | Trent Bridge, Nottingham | a732 |
| 18 Jun 1972 | | | Yorkshire v Somerset | Bramall Lane, Sheffield | a733 |
| 25 Jun 1972 | | | Derbyshire v Warwickshire | Queen's Park, Chesterfield | a734 |
| 25 Jun 1972 | | | Glamorgan v Gloucestershire | Sophia Gardens, Cardiff | a735 |
| 25 Jun 1972 | | | Kent v Lancashire | Mote Park, Maidstone | a736 |
| 25 Jun 1972 | | | Leicestershire v Northamptonshire | Grace Road, Leicester | a737 |
| 25 Jun 1972 | | | Somerset v Essex | Recreation Ground, Bath | a738 |
| 25 Jun 1972 | | | Surrey v Middlesex | British Aerospace Company Ground, Byfleet | a739 |
| 25 Jun 1972 | | | Worcestershire v Sussex | Tipton Road, Dudley | a740 |
| 25 Jun 1972 | | | Yorkshire v Nottinghamshire | The Circle, Hull | a741 |
| 02 Jul 1972 | | | Essex v Surrey | Harlow Sportcentre, Harlow | a744 |
| 02 Jul 1972 | | | Hampshire v Kent | United Services Ground, Portsmouth | a745 |
| 02 Jul 1972 | | | Lancashire v Yorkshire | Old Trafford, Manchester | a746 |
| 02 Jul 1972 | | | Middlesex v Leicestershire | Lord's Cricket Ground, St John's Wood | a747 |
| 02 Jul 1972 | | | Northamptonshire v Glamorgan | County Ground, Northampton | a748 |
| 02 Jul 1972 | | | Nottinghamshire v Derbyshire | Trent Bridge, Nottingham | a749 |
| 02 Jul 1972 | | | Warwickshire v Worcestershire | Edgbaston, Birmingham | a750 |
| 09 Jul 1972 | | | Essex v Glamorgan | Thames Board Mills Sports Ground, Purfleet | a757 |
| 09 Jul 1972 | | | Hampshire v Surrey | County Ground, Southampton | a758 |
| 09 Jul 1972 | | | Kent v Somerset | St Lawrence Ground, Canterbury | a759 |
| 09 Jul 1972 | | | Lancashire v Leicestershire | Old Trafford, Manchester | a760 |
| 09 Jul 1972 | | | Middlesex v Yorkshire | Lord's Cricket Ground, St John's Wood | a761 |
| 09 Jul 1972 | | | Northamptonshire v Derbyshire | County Ground, Northampton | a762 |
| 09 Jul 1972 | | | Nottinghamshire v Sussex | John Player Ground, Nottingham | a763 |
| 16 Jul 1972 | | | Derbyshire v Gloucestershire | County Ground, Derby | a764 |
| 16 Jul 1972 | | | Glamorgan v Middlesex | Sophia Gardens, Cardiff | a765 |
| 16 Jul 1972 | | | Leicestershire v Essex | Grace Road, Leicester | a766 |
| 16 Jul 1972 | | | Somerset v Hampshire | Imperial Athletic Ground, Bristol | a767 |
| 16 Jul 1972 | | | Surrey v Lancashire | Kennington Oval, Kennington | a768 |
| 16 Jul 1972 | | | Sussex v Warwickshire | County Ground, Hove | a769 |
| 16 Jul 1972 | | | Worcestershire v Nottinghamshire | County Ground, New Road, Worcester | a770 |
| 16 Jul 1972 | | | Yorkshire v Northamptonshire | Bramall Lane, Sheffield | a771 |
| 23 Jul 1972 | | | Gloucestershire v Worcestershire | Recreational Trust Ground, Lydney | a781 |
| 23 Jul 1972 | | | Hampshire v Northamptonshire | United Services Ground, Portsmouth | a782 |
| 23 Jul 1972 | | | Lancashire v Middlesex | Old Trafford, Manchester | a783 |
| 23 Jul 1972 | | | Leicestershire v Glamorgan | Grace Road, Leicester | a784 |
| 23 Jul 1972 | | | Somerset v Nottinghamshire | The Recreation Ground, Torquay | a785 |
| 23 Jul 1972 | | | Surrey v Kent | Kennington Oval, Kennington | a786 |
| 23 Jul 1972 | | | Warwickshire v Yorkshire | Edgbaston, Birmingham | a788 |
| 30 Jul 1972 | | | Glamorgan v Lancashire | Eugene Cross Park, Ebbw Vale | a789 |
| 30 Jul 1972 | | | Leicestershire v Hampshire | Grace Road, Leicester | a790 |
| 30 Jul 1972 | | | Middlesex v Somerset | Lord's Cricket Ground, St John's Wood | a791 |
| 30 Jul 1972 | | | Sussex v Gloucestershire | Arundel Castle Cricket Club Ground, Arundel | a792 |
| 30 Jul 1972 | | | Warwickshire v Nottinghamshire | Edgbaston, Birmingham | a793 |
| 30 Jul 1972 | | | Worcestershire v Northamptonshire | County Ground, New Road, Worcester | a794 |
| 30 Jul 1972 | | | Yorkshire v Essex | North Marine Road, Scarborough | a795 |
| 06 Aug 1972 | | | Essex v Derbyshire | County Ground, Leyton | a800 |
| 06 Aug 1972 | | | Gloucestershire v Warwickshire | College Ground, Cheltenham | a801 |
| 06 Aug 1972 | | | Hampshire v Glamorgan | County Ground, Southampton | a801a |
| 06 Aug 1972 | | | Kent v Leicestershire | Garrison Ground 2, Gillingham | a802 |
| 06 Aug 1972 | | | Middlesex v Worcestershire | Lord's Cricket Ground, St John's Wood | a803 |
| 06 Aug 1972 | | | Northamptonshire v Sussex | Westminster Road, Brackley | a803a |
| 06 Aug 1972 | | | Somerset v Surrey | Clarence Park, Weston-super-Mare | a803b |
| 13 Aug 1972 | | | Derbyshire v Lancashire | Queen's Park, Chesterfield | a804 |
| 13 Aug 1972 | | | Glamorgan v Kent | Sophia Gardens, Cardiff | a805 |
| 13 Aug 1972 | | | Leicestershire v Somerset | Grace Road, Leicester | a806 |
| 13 Aug 1972 | | | Nottinghamshire v Gloucestershire | Trent Bridge, Nottingham | a807 |
| 13 Aug 1972 | | | Sussex v Middlesex | The Saffrons, Eastbourne | a808 |
| 13 Aug 1972 | | | Warwickshire v Northamptonshire | Edgbaston, Birmingham | a809 |
| 13 Aug 1972 | | | Worcestershire v Essex | County Ground, New Road, Worcester | a810 |
| 13 Aug 1972 | | | Yorkshire v Hampshire | Park Avenue Cricket Ground, Bradford | a811 |
| 20 Aug 1972 | | | Essex v Sussex | County Ground, Chelmsford | a814 |
| 20 Aug 1972 | | | Hampshire v Derbyshire | United Services Ground, Portsmouth | a815 |
| 20 Aug 1972 | | | Kent v Yorkshire | Cheriton Road Sports Ground, Folkestone | a816 |
| 20 Aug 1972 | | | Lancashire v Worcestershire | Old Trafford, Manchester | a817 |
| 20 Aug 1972 | | | Middlesex v Warwickshire | Lord's Cricket Ground, St John's Wood | a818 |
| 20 Aug 1972 | | | Northamptonshire v Nottinghamshire | Town Ground, Kettering | a819 |
| 20 Aug 1972 | | | Somerset v Glamorgan | Morlands Athletic Ground, Glastonbury | a820 |
| 20 Aug 1972 | | | Surrey v Leicestershire | Woodbridge Road, Guildford | a821 |
| 27 Aug 1972 | | | Derbyshire v Kent | County Ground, Derby | a824 |
| 27 Aug 1972 | | | Glamorgan v Surrey | St Helen's, Swansea | a825 |
| 27 Aug 1972 | | | Gloucestershire v Northamptonshire | Ashley Down Ground, Bristol | a826 |
| 27 Aug 1972 | | | Sussex v Lancashire | County Ground, Hove | a827 |
| 27 Aug 1972 | | | Warwickshire v Essex | Edgbaston, Birmingham | a828 |
| 27 Aug 1972 | | | Worcestershire v Hampshire | County Ground, New Road, Worcester | a829 |
| 27 Aug 1972 | | | Yorkshire v Leicestershire | Headingley, Leeds | a830 |
| 03 Sep 1972 | | | Glamorgan v Worcestershire | Penrhyn Avenue, Rhos-on-Sea, Colwyn Bay | a833 |
| 03 Sep 1972 | | | Gloucestershire v Yorkshire | Swilgate, Tewkesbury | a834 |
| 03 Sep 1972 | | | Nottinghamshire v Middlesex | Trent Bridge, Nottingham | a835 |
| 03 Sep 1972 | | | Sussex v Derbyshire | County Ground, Hove | a836 |
| 10 Sep 1972 | | | Hampshire v Sussex | Dean Park, Bournemouth | a837 |
| 10 Sep 1972 | | | Kent v Worcestershire | St Lawrence Ground, Canterbury | a838 |
| 10 Sep 1972 | | | Lancashire v Warwickshire | Old Trafford, Manchester | a839 |
| 10 Sep 1972 | | | Somerset v Derbyshire | County Ground, Taunton | a840 |
| 10 Sep 1972 | | | Surrey v Yorkshire | Kennington Oval, Kennington | a841 |
