Officers from Greater Manchester Police's Challenger team have charged eight people in connection with drug offences.
Three of them are from Oldham, and one is from Failsworth.
Several early-morning warrants were executed across Greater Manchester, Yorkshire and also in Scotland, in connection with county lines drug dealing.
The following people have all been charged with conspiracy to supply the class B drug of cannabis.
They were remanded into custody and appeared at Manchester and Salford Magistrates Court this morning (Wednesday).
They were:
Paula Fraser (43) of Lower Lime Road, Oldham
Danielle Fraser (24) of Lower Lime Road, Oldham
Ian Jeckells (44) of Kelverlow Street, Oldham
Michael Pridding (53) of Daisy Bank, Failsworth
Jamie Tully (aged 38) of Leominster Drive, Wythenshawe
Shaun Daley (35) of Leominster Drive, Wythenshawe
Ryan McKenna (44) of Perseverance Place, Holmfirth (West Yorkshire)
Cathleen Brown (55) of College Road, Dumfries (Scotland)
