About M9 9A
M9 9A is a postcode group within the M9 9 sector of the M9 postcode district covering Harpurhey, Blackley in Manchester. It contains 4 individual postcodes across 1 streets, forming part of the wider M postcode area.
Postcodes in M9 9A 4
The M9 9A group contains 4 active postcodes. Each postcode identifies a specific delivery point used by Royal Mail and other services.