2006 NatWest Pro 40
The 2006 NatWest Pro 40 league season was a 40 over English county cricket competition; colloquially known as the Sunday League. Essex Eagles won the League for the fifth time.
Final standings
Division One
| Team | P | W | L | T | NR | Pts | RunRate |
| 1. Essex Eagles | 8 | 5 | 2 | 0 | 1 | 11 | 1.23 |
| 2. Northamptonshire Steelbacks | 8 | 5 | 2 | 0 | 1 | 11 | -0.04 |
| 3. Sussex Sharks | 8 | 5 | 3 | 0 | 0 | 10 | 0.14 |
| 4. Nottinghamshire Outlaws | 8 | 4 | 3 | 0 | 1 | 9 | 0.07 |
| 5. Warwickshire Bears | 8 | 3 | 4 | 0 | 1 | 7 | -0.17 |
| 6. Lancashire Lightning | 8 | 2 | 3 | 0 | 3 | 7 | 0.41 |
| 7. Glamorgan Dragons | 8 | 2 | 3 | 1 | 2 | 7 | -0.48 |
| 8. Durham Dynamos | 8 | 2 | 4 | 1 | 1 | 6 | -0.31 |
| 9. Middlesex Crusaders | 8 | 2 | 6 | 0 | 0 | 4 | -0.78 |
Division two
| Team | P | W | L | T | NR | Pts | RunRate |
| 1. Gloucestershire Gladiators | 8 | 6 | 2 | 0 | 0 | 12 | 0.28 |
| 2. Worcestershire Royals | 8 | 6 | 2 | 0 | 0 | 12 | 1.03 |
| 3. Hampshire Hawks | 8 | 5 | 2 | 0 | 1 | 11 | 0.55 |
| 4. Surrey Brown Caps | 8 | 5 | 2 | 0 | 1 | 11 | 0.33 |
| 5. Kent Spitfires | 8 | 5 | 3 | 0 | 0 | 10 | 0.78 |
| 6. Leicestershire Foxes | 8 | 3 | 5 | 0 | 0 | 6 | 0.11 |
| 7. Somerset Sabres | 8 | 2 | 6 | 0 | 0 | 4 | -0.84 |
| 8. Derbyshire Phantoms | 8 | 1 | 6 | 0 | 1 | 3 | -0.86 |
| 9. Yorkshire Phoenix | 8 | 1 | 6 | 0 | 1 | 3 | -1.46 |