B Barnard Castle Billingham Birtley Bishop Auckland Blackhill Bowburn Brandon Byers Green C Castle Eden Chester le Street Chester Moor Chilton Consett Coxhoe Crook D Darlington Durham E Eaglescliffe Esh Winning Evenwood F Ferryhill G Gainford Grange Villa H Hartlepool Haswell Hesleden High Coniscliffe Hunwick Hurworth Hurworth Moor I Ingleby Barwick K Kirk Merrington L Lanchester Langley Moor Langley Park Leasingthorne M Mickleton Middlestone Middleton-in-teesdale Murton N Newton Aycliffe North Tees Industrial Estate North West Industrial Estate O Oakenshaw Ouston P Pelton Peterlee Picton S Sacriston Seaham Sherburn Hill Shildon Spennymoor Stanley Stapleton Stillington Stockton-on-Tees U Ushaw Moor W Waterhouses Wingate Y Yarm Recently updated companies Most viewed companies