Map of the 2023 constituency review, showing change by region.
Information is sourced from BBC News.

  region gaining 5 or more seats 
  region gaining 2-4 seats 
  region gaining 1 seat 
  region keeps the same number of seats 
  region loses 2-4 seats 
  region loses 5 or more seats 
  protected Island constituencies that are unaffected by the changes 
The Isle of Wight is marked separately to the South East, as it's a protected constituency, but is expected to gain 1 seat.
Own work
MrPenguin21