Town north-east of Manchester (6)
I believe the answer is:
oldham
'town north-east of manchester' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for oldham that I've seen before include "Town near Manchester" , "Town NE of Manchester, Churchill once its MP" , "Northern town" , "Town north-east of Manchester" , "Pennine town in Greater Manchester" .)