| Area Code: | BL |
The BL postcode area, also known as the Bolton postcode area,[1] is a group of ten postcode districts in North West England. These cover most of the Metropolitan Borough of Bolton and the northern and central parts of the Metropolitan Borough of Bury in Greater Manchester, plus small parts of the boroughs of Chorley, Rossendale and Blackburn with Darwen in Lancashire.
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The approximate coverage of the postcode districts:
|-! BL0| BURY| Ramsbottom, Edenfield, Shuttleworth| Bury, Rossendale|-! BL1| BOLTON| Bolton centre, Smithills, Halliwell, Heaton| Bolton|-! BL2| BOLTON| Bolton centre, Ainsworth, Bradley Fold, Bradshaw, Breightmet, Harwood, Tonge Fold, Tonge Moor| Bolton, Bury|-! BL3| BOLTON| Bolton centre, Little Lever, Great Lever, Darcy Lever, Deane| Bolton|-! BL4| BOLTON| Farnworth, Kearsley| Bolton|-! BL5| BOLTON| Over Hulton, Westhoughton| Bolton|-! BL6| BOLTON| Blackrod, Horwich, Lostock, Rivington| Bolton, Chorley|-! BL7| BOLTON| Belmont, Bromley Cross, Chapeltown, Edgworth, Egerton, Turton| Blackburn with Darwen, Bolton|-! BL8| BURY| Bury centre, Brandlesholme, Greenmount, Affetside, Hawkshaw, Holcombe, Ramsbottom, Tottington, Walshaw| Bury|-! BL9| BURY| Bury centre, Heap, Heap Bridge, Nangreaves, Summerseat, Unsworth, Walmersley, Bircle, Jericho| Bury|}