| Final, 21 Sep 2019, Sat - 11:15 PM Edgbaston, Birmingham, England | Worcestershire 145/9 (20) Essex 148/6 (20) | Essex won by 4 wickets | |
| Semi Final 2, 21 Sep 2019, Sat - 7:00 PM Edgbaston, Birmingham, England | Essex 160/5 (20) Derbyshire 126/9 (18.4) | Essex won by 34 runs | |
| Semi Final 1, 21 Sep 2019, Sat - 3:30 PM Edgbaston, Birmingham, England | Worcestershire 147/9 (20) Nottinghamshire 146/5 (20) | Worcestershire won by 1 run | |
| Quarter Final 4, 07 Sep 2019, Sat - 11:35 PM Bristol County Ground, Bristol, England | Gloucestershire 135/7 (20) Derbyshire 137/3 (17.1) | Derbyshire won by 7 wickets | |
| Quarter Final 3, 06 Sep 2019, Fri - 11:30 PM The 1st Central County Ground, Hove, England | Sussex 182/6 (20) Worcestershire 187/2 (17.4) | Worcestershire won by 8 wickets | |
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| Quarter Final 1, 04 Sep 2019, Wed - 11:30 PM Emirates Riverside, Chester-le-Street, England | Lancashire 159/5 (20) Essex 165/4 (19.2) | Essex won by 6 wickets | |
| South Group, 30 Aug 2019, Fri - 11:00 PM Cardiff Wales Stadium, Cardiff, Wales | Glamorgan 216/5 (20) Hampshire 188/8 (20) | Glamorgan won by 28 runs | |
| South Group, 30 Aug 2019, Fri - 11:00 PM The County Ground, Taunton, England | Somerset 226/5 (20) Middlesex 227/4 (17) | Middlesex won by 6 wickets | |
| South Group, 30 Aug 2019, Fri - 11:00 PM The 1st Central County Ground, Hove, England | Sussex 163/8 (20) Gloucestershire 168/7 (20) | Gloucestershire won by 3 wickets | |
| South Group, 30 Aug 2019, Fri - 11:00 PM The Cloudfm County Ground, Chelmsford, England | Essex 189/6 (20) Kent 179 (20) | Essex won by 10 runs | |
| North Group, 30 Aug 2019, Fri - 11:00 PM Trent Bridge, Nottingham, England | Durham 171/8 (20) Nottinghamshire 124 (17.2) | Durham won by 47 runs | |
| North Group, 30 Aug 2019, Fri - 11:00 PM Old Trafford, Manchester, England | Leicestershire 142/9 (20) Lancashire 143/5 (18.4) | Lancashire won by 5 wickets | |
| North Group, 30 Aug 2019, Fri - 11:00 PM Edgbaston, Birmingham, England | Yorkshire 200/3 (20) Warwickshire 181/5 (20) | Yorkshire won by 19 runs | |
| North Group, 30 Aug 2019, Fri - 11:00 PM The County Ground, Northampton, England | Worcestershire 188/5 (20) Northamptonshire 189/3 (18.5) | Northamptonshire won by 7 wickets | |
| South Group, 29 Aug 2019, Thu - 11:30 PM St Lawrence Ground, Canterbury, England | Gloucestershire 180/3 (20) Kent 175/8 (20) | Gloucestershire won by 5 runs | |
| South Group, 29 Aug 2019, Thu - 11:00 PM The Oval, London, England | Essex 186/4 (20) Surrey 167 (19.5) | Essex won by 19 runs | |
| South Group, 29 Aug 2019, Thu - 11:00 PM The Ageas Bowl, Southampton, England | Middlesex 153/5 (20) Hampshire 155/2 (18.3) | Hampshire won by 8 wickets | |
| North Group, 29 Aug 2019, Thu - 11:00 PM Headingley, Leeds, England | Yorkshire 187/7 (20) Northamptonshire 107 (18) | Yorkshire won by 80 runs | |
| North Group, 28 Aug 2019, Wed - 8:30 PM New Road, Worcester, England | Worcestershire Nottinghamshire | Match abandoned without a ball bowled | |
| South Group, 27 Aug 2019, Tue - 11:00 PM The Oval, London, England | Somerset 157/9 (20) Surrey 158/4 (16.3) | Surrey won by 6 wickets | |
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| South Group, 26 Aug 2019, Mon - 7:00 PM Cardiff Wales Stadium, Cardiff, Wales | Glamorgan 174/3 (20) Sussex 176/3 (16.5) | Sussex won by 7 wickets | |
| North Group, 26 Aug 2019, Mon - 7:00 PM Old Trafford, Manchester, England | Derbyshire 162/3 (20) Lancashire 151/9 (20) | Derbyshire won by 11 runs | |
| North Group, 25 Aug 2019, Sun - 8:00 PM Trent Bridge, Nottingham, England | Nottinghamshire 148/7 (20) Yorkshire 145/7 (20) | Nottinghamshire won by 3 runs | |
| South Group, 25 Aug 2019, Sun - 7:00 PM The Ageas Bowl, Southampton, England | Essex 139/7 (20) Hampshire 139/6 (20) | Match Tied | |
| North Group, 25 Aug 2019, Sun - 7:00 PM Grace Road, Leicester, England | Leicestershire 124/9 (20) Derbyshire 128/1 (18.3) | Derbyshire won by 9 wickets | |
| North Group, 25 Aug 2019, Sun - 7:00 PM New Road, Worcester, England | Lancashire 218/5 (20) Worcestershire 193/7 (20) | Lancashire won by 25 runs | |
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| South Group, 24 Aug 2019, Sat - 11:30 PM The County Ground, Taunton, England | Somerset 177/8 (20) Glamorgan 152 (20) | Somerset won by 25 runs | |
| South Group, 24 Aug 2019, Sat - 7:00 PM Uxbridge Cricket Ground, Uxbridge, England | Middlesex 171/5 (20) Sussex 172/2 (16) | Sussex won by 8 wickets | |
| South Group, 23 Aug 2019, Fri - 11:30 PM St Lawrence Ground, Canterbury, England | Surrey 171/7 (20) Kent 170/3 (20) | Surrey won by 1 run | |
| North Group, 23 Aug 2019, Fri - 11:30 PM Edgbaston, Birmingham, England | Warwickshire 184/5 (20) Worcestershire 188/1 (18.4) | Worcestershire won by 9 wickets | |
| North Group, 23 Aug 2019, Fri - 11:30 PM County Ground, Derby, England | Northamptonshire 100 (18) Derbyshire 101/1 (17.1) | Derbyshire won by 9 wickets | |
| South Group, 23 Aug 2019, Fri - 11:00 PM Bristol County Ground, Bristol, England | Gloucestershire 189/4 (20) Somerset 164 (19.3) | Gloucestershire won by 25 runs | |
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| North Group, 23 Aug 2019, Fri - 11:00 PM Emirates Riverside, Chester-le-Street, England | Yorkshire 146/6 (20) Durham 132 (19) | Yorkshire won by 14 runs | |
| South Group, 22 Aug 2019, Thu - 11:30 PM The 1st Central County Ground, Hove, England | Essex 168/5 (20) Sussex 159/9 (20) | Essex won by 9 runs | |
| South Group, 22 Aug 2019, Thu - 10:45 PM Lord's Cricket Ground, London, England | Middlesex 128 (20) Hampshire 131/3 (14.5) | Hampshire won by 7 wickets | |
| South Group, 16 Aug 2019, Fri - 11:30 PM St Lawrence Ground, Canterbury, England | Kent Sussex | Match abandoned without a ball bowled | |
| South Group, 16 Aug 2019, Fri - 11:30 PM The Ageas Bowl, Southampton, England | Hampshire Surrey | Match abandoned without a ball bowled | |
| South Group, 16 Aug 2019, Fri - 11:30 PM The Cloudfm County Ground, Chelmsford, England | Essex Glamorgan | Match abandoned without a ball bowled | |
| North Group, 16 Aug 2019, Fri - 11:30 PM Headingley, Leeds, England | Yorkshire Durham | Match abandoned without a ball bowled | |
| South Group, 16 Aug 2019, Fri - 11:00 PM The County Ground, Taunton, England | Somerset Gloucestershire | Match abandoned without a ball bowled | |
| North Group, 16 Aug 2019, Fri - 11:00 PM Trent Bridge, Nottingham, England | Nottinghamshire Derbyshire | Match abandoned without a ball bowled | |
| North Group, 16 Aug 2019, Fri - 11:00 PM The County Ground, Northampton, England | Northamptonshire Leicestershire | Match abandoned without a ball bowled | |
| North Group, 16 Aug 2019, Fri - 11:00 PM Old Trafford, Manchester, England | Lancashire Warwickshire | Match abandoned without a ball bowled | |
| North Group, 15 Aug 2019, Thu - 11:35 PM County Ground, Derby, England | Leicestershire 149/7 (20) Derbyshire 94 (18.2) | Leicestershire won by 55 runs | |
| South Group, 15 Aug 2019, Thu - 11:00 PM The Oval, London, England | Surrey 163/8 (20) Sussex 137/8 (20) | Surrey won by 26 runs | |
| North Group, 15 Aug 2019, Thu - 11:00 PM Emirates Riverside, Chester-le-Street, England | Worcestershire 117/7 (20) Durham 114/6 (20) | Worcestershire won by 3 runs | |
| South Group, 14 Aug 2019, Wed - 11:30 PM The Cloudfm County Ground, Chelmsford, England | Essex Middlesex | Match abandoned without a ball bowled | |
| South Group, 14 Aug 2019, Wed - 11:30 PM St Lawrence Ground, Canterbury, England | Kent Glamorgan | Match abandoned without a ball bowled | |
| North Group, 14 Aug 2019, Wed - 11:00 PM The County Ground, Northampton, England | Northamptonshire 157/7 (20) Lancashire 160/2 (18.3) | Lancashire won by 8 wickets | |
| North Group, 13 Aug 2019, Tue - 11:30 PM County Ground, Derby, England | Derbyshire 181/2 (20) Worcestershire 161/7 (20) | Derbyshire won by 20 runs | |
| South Group, 13 Aug 2019, Tue - 11:00 PM Bristol County Ground, Bristol, England | Hampshire 139/6 (20) Gloucestershire 144/3 (17.5) | Gloucestershire won by 7 wickets | |
| North Group, 11 Aug 2019, Sun - 7:30 PM Headingley, Leeds, England | Derbyshire 207/5 (20) Yorkshire 152 (17.1) | Derbyshire won by 55 runs | |
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| South Group, 11 Aug 2019, Sun - 7:00 PM Cardiff Wales Stadium, Cardiff, Wales | Glamorgan 152/6 (20) Surrey 155/3 (19) | Surrey won by 7 wickets | |
| North Group, 11 Aug 2019, Sun - 7:00 PM Emirates Riverside, Chester-le-Street, England | Durham Nottinghamshire | Match abandoned without a ball bowled | |
| North Group, 11 Aug 2019, Sun - 7:00 PM New Road, Worcester, England | Worcestershire Northamptonshire | Match abandoned without a ball bowled | |
| North Group, 11 Aug 2019, Sun - 7:00 PM Edgbaston, Birmingham, England | Warwickshire 179/6 (20) Lancashire 164/7 (20) | Warwickshire won by 15 runs | |
| South Group, 10 Aug 2019, Sat - 11:30 PM The County Ground, Taunton, England | Somerset 206/8 (20) Kent 151 (18.4) | Somerset won by 55 runs | |
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| South Group, 09 Aug 2019, Fri - 11:30 PM The 1st Central County Ground, Hove, England | Middlesex 127/6 (20) Sussex 130/6 (16.2) | Sussex won by 4 wickets | |
| North Group, 09 Aug 2019, Fri - 11:30 PM County Ground, Derby, England | Durham 160/5 (20) Derbyshire 153/7 (20) | Durham won by 7 runs | |
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| South Group, 09 Aug 2019, Fri - 11:00 PM Cardiff Wales Stadium, Cardiff, Wales | Glamorgan Essex | No Result | |
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| North Group, 09 Aug 2019, Fri - 11:00 PM Old Trafford, Manchester, England | Lancashire Yorkshire | Match abandoned without a ball bowled | |
| North Group, 09 Aug 2019, Fri - 11:00 PM Grace Road, Leicester, England | Leicestershire 137/9 (20) Northamptonshire 16/0 (2.4) | Match Abandoned | |
| South Group, 08 Aug 2019, Thu - 10:45 PM Lord's Cricket Ground, London, England | Middlesex 210/8 (20) Surrey 146/9 (18.4) | Middlesex won by 64 runs | |
| South Group, 07 Aug 2019, Wed - 11:30 PM The Cloudfm County Ground, Chelmsford, England | Somerset 224/6 (20) Essex 111 (12.5) | Somerset won by 114 runs | |
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| North Group, 07 Aug 2019, Wed - 11:00 PM The County Ground, Northampton, England | Northamptonshire 145/6 (20) Durham 122/8 (20) | Northamptonshire won by 21 runs | |
| North Group, 07 Aug 2019, Wed - 11:00 PM Grace Road, Leicester, England | Leicestershire 189/6 (20) Warwickshire 134 (17.4) | Leicestershire won by 55 runs | |
| South Group, 06 Aug 2019, Tue - 11:30 PM The 1st Central County Ground, Hove, England | Glamorgan 146/9 (20) Sussex 150/1 (13.5) | Sussex won by 9 wickets | |
| South Group, 04 Aug 2019, Sun - 7:30 PM The Spitfire Ground, Beckenham, England | Hampshire 135 (19.2) Kent 138/6 (19.5) | Kent won by 4 wickets | |
| South Group, 04 Aug 2019, Sun - 7:00 PM Old Deer Park, Richmond, England | Middlesex 215/4 (20) Somerset 180 (17.2) | Middlesex won by 35 runs | |
| South Group, 04 Aug 2019, Sun - 7:00 PM Bristol County Ground, Bristol, England | Gloucestershire 159/6 (20) Sussex 157/7 (19.4) | Sussex won by 3 wickets | |
| North Group, 04 Aug 2019, Sun - 7:00 PM Headingley, Leeds, England | Warwickshire 177/4 (20) Yorkshire 177/4 (20) | Match Tied | |
| North Group, 04 Aug 2019, Sun - 7:00 PM New Road, Worcester, England | Leicestershire 152 (20) Worcestershire 119 (19.2) | Leicestershire won by 33 runs | |
| North Group, 03 Aug 2019, Sat - 11:30 PM Old Trafford, Manchester, England | Lancashire 151/6 (20) Nottinghamshire 147/9 (20) | Lancashire won by 3 runs | |
| South Group, 02 Aug 2019, Fri - 11:30 PM The 1st Central County Ground, Hove, England | Kent 154/8 (20) Sussex 158/1 (16) | Sussex won by 9 wickets | |
| South Group, 02 Aug 2019, Fri - 11:30 PM The Ageas Bowl, Southampton, England | Hampshire 128/7 (20) Glamorgan 87 (15.3) | Hampshire won by 41 runs | |
| North Group, 02 Aug 2019, Fri - 11:30 PM The County Ground, Northampton, England | Northamptonshire 180/5 (20) Derbyshire 184/4 (18) | Derbyshire won by 6 wickets | |
| South Group, 02 Aug 2019, Fri - 11:00 PM The County Ground, Taunton, England | Surrey 203/4 (20) Somerset 207/2 (18.4) | Somerset won by 8 wickets | |
| South Group, 02 Aug 2019, Fri - 11:00 PM Bristol County Ground, Bristol, England | Essex 206/3 (20) Gloucestershire 181/5 (20) | Essex won by 25 runs | |
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| North Group, 02 Aug 2019, Fri - 11:00 PM Emirates Riverside, Chester-le-Street, England | Durham 139 (19.5) Lancashire 140/5 (18.5) | Lancashire won by 5 wickets | |
| North Group, 02 Aug 2019, Fri - 11:00 PM Trent Bridge, Nottingham, England | Nottinghamshire 184/4 (20) Warwickshire 113 (17.3) | Nottinghamshire won by 71 runs | |
| South Group, 01 Aug 2019, Thu - 11:30 PM The Cloudfm County Ground, Chelmsford, England | Essex 133 (16.4) Hampshire 134/3 (15.4) | Hampshire won by 7 wickets | |
| South Group, 01 Aug 2019, Thu - 11:30 PM Cardiff Wales Stadium, Cardiff, Wales | Glamorgan 172/5 (20) Gloucestershire 172/7 (20) | Match Tied | |
| South Group, 01 Aug 2019, Thu - 10:45 PM Lord's Cricket Ground, London, England | Kent 204/4 (20) Middlesex 176/7 (20) | Kent won by 28 runs | |
| North Group, 31 Jul 2019, Wed - 11:00 PM Emirates Riverside, Chester-le-Street, England | Leicestershire 142/7 (20) Durham 143/2 (14.4) | Durham won by 8 wickets | |
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| South Group, 28 Jul 2019, Sun - 7:00 PM The County Ground, Taunton, England | Sussex 184/8 (20) Somerset 171/5 (20) | Sussex won by 13 runs | |
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| North Group, 28 Jul 2019, Sun - 7:00 PM County Ground, Derby, England | Derbyshire Lancashire | Match abandoned without a ball bowled | |
| North Group, 28 Jul 2019, Sun - 7:00 PM The County Ground, Northampton, England | Northamptonshire Yorkshire | Match abandoned without a ball bowled | |
| South Group, 27 Jul 2019, Sat - 11:30 PM The Cloudfm County Ground, Chelmsford, England | Essex Gloucestershire | Match abandoned without a ball bowled | |
| North Group, 27 Jul 2019, Sat - 7:00 PM Trent Bridge, Nottingham, England | Leicestershire 124/3 (11) Nottinghamshire 104/6 (11) | Leicestershire won by 21 runs | |
| South Group, 26 Jul 2019, Fri - 11:30 PM St Lawrence Ground, Canterbury, England | Kent 175/6 (20) Essex 153/7 (20) | Kent won by 22 runs | |
| South Group, 26 Jul 2019, Fri - 11:30 PM The 1st Central County Ground, Hove, England | Sussex 144/8 (20) Surrey 144/8 (20) | Match Tied | |
| North Group, 26 Jul 2019, Fri - 11:30 PM County Ground, Derby, England | Nottinghamshire 198/5 (20) Derbyshire 171/8 (20) | Nottinghamshire won by 27 runs | |
| South Group, 26 Jul 2019, Fri - 11:00 PM The County Ground, Taunton, England | Somerset 172/3 (20) Hampshire 174/6 (19.3) | Hampshire won by 4 wickets | |
| South Group, 26 Jul 2019, Fri - 11:00 PM Cardiff Wales Stadium, Cardiff, Wales | Glamorgan 136 (19.3) Middlesex 137/2 (17.2) | Middlesex won by 8 wickets | |
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| North Group, 26 Jul 2019, Fri - 11:00 PM Grace Road, Leicester, England | Leicestershire 158 (20) Durham 161/1 (11.1) | Durham won by 9 wickets | |
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| North Group, 25 Jul 2019, Thu - 11:30 PM Headingley, Leeds, England | Lancashire 169/6 (20) Yorkshire 161/9 (20) | Lancashire won by 9 runs | |
| South Group, 25 Jul 2019, Thu - 11:00 PM The Oval, London, England | Surrey 141 (20) Glamorgan 44 (12.5) | Surrey won by 97 runs | |
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| South Group, 24 Jul 2019, Wed - 11:30 PM The 1st Central County Ground, Hove, England | Sussex 188/6 (20) Hampshire 174 (19) | Sussex won by 14 runs | |
| North Group, 24 Jul 2019, Wed - 11:30 PM Edgbaston, Birmingham, England | Warwickshire 205/5 (20) Derbyshire 156/9 (20) | Warwickshire won by 49 runs | |
| North Group, 24 Jul 2019, Wed - 11:00 PM Trent Bridge, Nottingham, England | Northamptonshire 152/8 (20) Nottinghamshire 155/3 (18.1) | Nottinghamshire won by 7 wickets | |
| South Group, 23 Jul 2019, Tue - 11:00 PM The Oval, London, England | Middlesex 209/3 (20) Surrey 172/9 (20) | Middlesex won by 37 runs | |
| North Group, 23 Jul 2019, Tue - 11:00 PM Grace Road, Leicester, England | Yorkshire 255/2 (20) Leicestershire 201/4 (20) | Yorkshire won by 54 runs | |
| South Group, 21 Jul 2019, Sun - 7:00 PM The Ageas Bowl, Southampton, England | Hampshire 145/5 (20) Kent 146/8 (19.5) | Kent won by 2 wickets | |
| North Group, 21 Jul 2019, Sun - 7:00 PM Old Trafford, Manchester, England | Lancashire 189/3 (20) Durham 117 (16.4) | Lancashire won by 72 runs | |
| North Group, 21 Jul 2019, Sun - 7:00 PM Edgbaston, Birmingham, England | Leicestershire 115/9 (20) Warwickshire 117/3 (14.5) | Warwickshire won by 7 wickets | |
| South Group, 20 Jul 2019, Sat - 11:30 PM St Lawrence Ground, Canterbury, England | Kent 165/9 (20) Somerset 124 (18.3) | Kent won by 41 runs | |
| North Group, 20 Jul 2019, Sat - 7:00 PM Queen's Park, Chesterfield, England | Yorkshire 164/8 (20) Derbyshire 166/5 (19.1) | Derbyshire won by 5 wickets | |
| South Group, 19 Jul 2019, Fri - 11:30 PM The Cloudfm County Ground, Chelmsford, England | Essex 226/4 (15) Surrey 174/7 (15) | Essex won by 52 runs | |
| South Group, 19 Jul 2019, Fri - 11:30 PM The Ageas Bowl, Southampton, England | Hampshire Sussex | Match abandoned without a ball bowled | |
| North Group, 19 Jul 2019, Fri - 11:00 PM Emirates Riverside, Chester-le-Street, England | Durham 148/4 (20) Northamptonshire 141/9 (20) | Durham won by 7 runs | |
| North Group, 19 Jul 2019, Fri - 11:00 PM Headingley, Leeds, England | Yorkshire Nottinghamshire | Match abandoned without a ball bowled | |
| North Group, 19 Jul 2019, Fri - 11:00 PM Grace Road, Leicester, England | Lancashire Leicestershire | Match abandoned without a ball bowled | |
| North Group, 19 Jul 2019, Fri - 9:45 PM New Road, Worcester, England | Worcestershire Warwickshire | Match abandoned without a ball bowled | |
| South Group, 19 Jul 2019, Fri - 7:00 PM College Ground, Cheltenham, England | Gloucestershire Glamorgan | No Result | |
| North Group, 18 Jul 2019, Thu - 11:30 PM Trent Bridge, Nottingham, England | Worcestershire 161/6 (20) Nottinghamshire 133/9 (20) | Worcestershire won by 28 runs | |
| South Group, 18 Jul 2019, Thu - 11:00 PM Cardiff Wales Stadium, Cardiff, Wales | Glamorgan 180/5 (20) Somerset 181/2 (18) | Somerset won by 8 wickets | |
| South Group, 18 Jul 2019, Thu - 10:45 PM Lord's Cricket Ground, London, England | Essex 164/6 (20) Middlesex 166/3 (17) | Middlesex won by 7 wickets | |