B Barnard Castle Billingham Bishop Auckland C Carlton Chester le Street Consett Croft On Tees Crook D Darlington Durham E Easington Colliery F Fir Tree H Hartlepool K Kirklevington N Newton Aycliffe North West Industrial Estate P Peterlee Preston Farm Industrial Estate S Seaham Seaham Grange Industrial Estate Spennymoor Stanley Stockton-on-Tees T Thornaby Y Yarm Recently updated companies Most viewed companies