Among other cities, Flash may serve the following North East EN areas: Newcastle upon Tyne, Middlesbrough, Sunderland, Gateshead, Hartlepool, Hexham, Durham, Darlington, Bishop Auckland, Chester-le-Street, Houghton le Spring, Morpeth, North Shields, Redcar, South Shields, Washington, Whitley Bay, Jarrow, Hebburn, Haltwhistle, Guisborough, Ferryhill, East Boldon, Crook, Cramlington, Corbridge, Consett, Choppington, Chathill, Boldon Colliery