Scale: 1:150 000. Large A0 postcode sector map. Has a colour map background with all the roads, Towns & Villages. Overlayed are thick red lined depicting postcode areas (OX,NN,GU etc) and thinner red lines showing the boundaries for the Postcode Sectors (NN1 1, NN1 2, NN1 3 etc) The most detailed postcode map available. Map covers area from Ambleside in the north to Stoke in the south and from Rhyl in the west to Bradford in the east.