Below are the divison set ups for 2018. The committee decided not to enforce three down due to club changes.
| Division A | Division B | Division C | Division D | |||
| Attenborough II | Balderton | Bingham | BaTS | |||
| Belvoir | Carrington II | Bottesford | Bramcote | |||
| Calverton | Fiskerton Thurgarton | Caythorpe II | Collingham II | |||
| Carrington | Hoveringham | Eastwood Town | Farndon | |||
| Clifton V | Hucknall II | Ellerslie II | Gedling colliery II | |||
| Collingham | Kirkby Portland | Gedling Sherwood | Hickling | |||
| Ellerslie | Long Eaton | Gotham Village | Newark R&M | |||
| Gedling Col | Plumtree II | Keyworth | Plumtree III | |||
| Kimberley II | West Bridgfordians | Radcliffe on Trent II | Ruddington | |||
| Notts Unity C | Wollaton II | Southwell | Thrumpton |
| Division E | Division F | Division G | ||
| Belvoir II | Basford Mill | Clifton Village II | ||
| Burton Joyce | Caunton | Fiskerton Thurgarton II | ||
| East Bridgford | Carrington III | Gedling Colliery III | ||
| East Leake | Caythorpe III | Gedling Sherwood II | ||
| Flintham | Kimberley Inst III | Gotham Village II | ||
| Notts Unity Casuals II | Kirkby Portland II | Kinoulton | ||
| Sutton Bonington | Lenton & Willoughby | Madni | ||
| Underwood | Lowdham | Stapleford | ||
| West Bridgfordians II | Ravenshead | West Bridgford Legion | ||
| Wymeswold | Young Lions | Whatton Aslockton |
| Division H | Division J | Division K | Division L | |||
| Attenborough III | Calverton II | Attenborough IV | Basford Mill II | |||
| Balderton II | Collingham III | Basford Hall OB | Belvoir III | |||
| BaTS II | Ellerslie III | Bengal Utd | Caythorpe IV | |||
| Bottesford II | Hoveringham II | Bramcote II | Great Dalby | |||
| Chilwell | Keyworth II | Chilwell II | Hucknall IV | |||
| Hucknall III | Kimberley Inst IV | East Bridgford II | Lambley Village | |||
| Long Eaton II | Newark R&M II | Farndon II | Lowdham II | |||
| Ruddington II | Oxton | Old Dalby | Nottingham Deaf | |||
| West Bridgfordians III | Southwell II | Poplars | Underwood II | |||
| Woodborough | Wollaton III | RHP | Wymeswold II |
| Division M | Division N | Development Division DD | ||
| Burton Joyce II | BaTS III | Coddington & Winthorpe (new) | ||
| Ellerslie IV | Bingham II | Flintham II (new) | ||
| Gedling Sherwood III | Bingham III (new) | Grantham | ||
| Notts arnold IV | Fiskerton III | Keyworth IV (new) | ||
| Radcliffe on trent III | Keyworth III | Notts arnold V | ||
| Thrumpton II | Kirkby Portland III | Notts Unity Casuals III (new) | ||
| West Bridgford Legion II | Newark R&M III | |||
| West Bridgfordians IV | Whatton Aslockton II |
