A Annfield Plain B Billingham Birtley Bishop Auckland C Chester le Street Chilton Coxhoe Crook D Darlington Durham E Eaglescliffe F Ferryhill Fishburn H Hartlepool M Meadowfield Murton P Peterlee S Seaham Sedgefield Shildon Shotton Colliery Spennymoor Stanley Stockton-on-Tees T Trimdon Grange Trimdon Station W Wingate Wynyard Recently updated companies Most viewed companies