BB postcode area
The BB postcode area, also known as the Blackburn postcode area, is a group of 13 postcode districts in North West England, within 9 post towns and around 13,200 live postcodes. These cover east Lancashire, including Blackburn, Burnley, Accrington, Barnoldswick, Clitheroe, Colne, Darwen, Nelson and Rossendale.Coverage
The approximate coverage of the postcode districts:
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