As per BCGBA and GMCCGBA rules and byelaws, all clubs with teams taking part in leagues that affiliate to a given county must affiliate to that county. This can mean clubs affiliating to more than one county, at which point clubs will need to decide on a primary affiliation. The following leagues and federations are all affiliated to Greater Manchester County CGBA:
Please note that GMCCGBA is not responsible for external content - clicking on the website host will take you to that league's website in a new window.
| League/Federation Name | BCGBA Ref | Website Host |
| Blackley & District | GTM10258LG | Bowlsnet |
| Bury & District | GTM10259LG | Bowlsnet |
| Bury Metro | GTM10260LG | Bowlsnet |
| Bury & District Vets | GTM10261LG | Webnode |
| Bury Workshops | GTM10262LG | Webnode |
| Butterworth Vets | GTM10263LG | Bowlsnet |
| Central Lancashire Mens BL | GTM20281LG | Bowlsnet |
| Chadderton | GTM10264LG | Bowlsnet |
| Eccles | GTM10265LG | CGLeague |
| Eccles & District Veterans | GTM10266LG | CGLeague |
| Failsworth & District | GTM10267LG | Bowlsnet |
| Heywood & District | GTM20305FA | Bowlsnet |
| Irlam and Cadishead | GTM10268LG | League Republic |
| Manchester & District | GTM10269LG | CGLeague |
| Manchester Catholic | GTM10270LG | Bowlsnet |
| Middleton (Tuesday) | GTM10271LG | Bowlsnet |
| Middleton Sunday | GTM10272LG | Bowlsnet |
| Oldham Parks | GTM10273LG | Bowlsnet |
| Oldham Vets | GTM10274LG | Bowlsnet |
| Prestwich & District | GTM10275LG | Bowlsnet / Prestwichbowls |
| Prestwich & Whitefield Vets | GTM10276LG | Bowlsnet |
| Radcliffe Parks | GTM20181LG | Bowlsnet |
| Radcliffe Workshops | GTM10277LG | |
| Rochdale Jnr | GTM10278LG | Bowlsnet |
| Rochdale Thursday BL | GTM20282LG | Bowlsnet |
| Rochdale Veterans | GTM20283LG | Bowlsnet |
| Saddleworth | GTM10279LG | Bowlsnet |
| Sale | GTM10280LG | CGLeague |
| Salford | GTM10281LG | Bowlsnet / Prestwichbowls |
| Salford Vets | GTM10282AS | cgleague |
| Swinton & Pendlebury | GTM10283LG | CGLeague |
| Tameside | GTM10284LG | JNMBC |
| Tameside Vets | GTM10285LG | Bowlsnet |
| Trafford Evening | GTM10286LG | CGLeague |
| Urmston | GTM10287LG | CGLeague |
| Urmston Vets | GTM10288LG | CGLeague |
| Rochdale Super 6 | GTM20383 LG | Bowlsnet |
| Bury Federation | GTM 20186 FA | BowlingResults |
| Middleton Federation | GTM 20187 FA | BowlingResults |
| Rochdale Federation | GTM 20188 FA | BowlingResults |