Existing Systems
Belfast
Birkenhead
Birmingham
Blackpool
Brighton
Bristol
Glasgow
Hythe
Isle of Man
Isle of Wight
Liverpool
Leeds
London
Manchester
Manx (Isle of Man)
Newcastle On Tyne
Nottingham
Portsmouth
Seaton
Sheffield
Southend
Proposed Systems
Bath
Bournemouth
Colchester
Coventry
Edinburgh
Halton
Hull
Kent
Leicester
Lincolnshire