Below are the links that give the support for clergy wellbeing in the dioceses. Some websites are better than others in terms of finding the wellbeing sections.
Birmingham (link for counselling service)
Canterbury (link for counselling, retreat house and support for spouses)
Carlisle (link for counselling service)
Chester (with videos)
Derby (link for counselling service)
Durham (link for counselling service)
Exeter (link for counselling service)
Gloucester (link for counselling service)
Guildford (link for counselling service, spiritual direction and retired clergy)
Hereford (link for counselling service)
Leeds (link for counselling service)
Lincoln (can’t find anything on wellbeing)
Newcastle has a link for counselling here, and companions here
Norwich (link for counselling service)
Peterborough (link for counselling service)
Portsmouth (can’t find anything on wellbeing)
Rochester (can’t find anything on wellbeing)
Sheffield (link for counselling service)
Sodor and Man (link for counselling service)
Southwell and Nottingham (clergy handbook)
St Albans (link to counselling service)
Truro (can’t find anything on clergy welleing)
Winchester (link to counselling service)