CW postcode area
The CW postcode area, also known as the Crewe postcode area, is a group of twelve postcode districts in England, within eight post towns. These cover much of Cheshire, including Crewe, Northwich, Congleton, Middlewich, Nantwich, Sandbach, Tarporley and Winsford, plus very small parts of Staffordshire and Shropshire.Coverage
The approximate coverage of the postcode districts:
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