Manchester is a city in Northwest England. The M1 postcode area of the city includes part of the city centre, in particular the Northern Quarter, the area known as Chinatown, and part of the district of Chorlton-on-Medlock. The postcode area contains 193 listed buildings that are recorded in the National Heritage List for England. Of these, 14 are listed at Grade II*, the middle of the three grades, and the others are at Grade II, the lowest grade.