History
Parishes in the Union
Billingham, Durham Carlton, Durham Egglescliffe, Durham Elton, Durham Elwick Hall, Durham Greatham, Durham Grindon, Durham Hart, Durham Hartlepool, Durham High Worsall, Yorkshire Kirk Levington, Yorkshire Long Newton, Durham Middlesbrough St Hilda, Yorkshire Norton, Durham Redmarshall, Durham Seaton Carew, Durham Stainton in Cleveland, Yorkshire Stockton upon Tees St Thomas, Durham Stockton upon Tees Holy Trinity, Durham Stranton, Durham Thornaby, Yorkshire West Acklam, Yorkshire Wolviston, Durham Yarm, Yorkshire