So far (one pending):

Cambridgeshire
Cambridge & District: Black Horse, 6 High Street, Rampton, CB24 8QE, https://camra.org.uk/pubs/131336
Ely & District: Drayman's Son, 29a Forehill, Ely, CB7 4AA, https://camra.org.uk/pubs/156857
Huntingdonshire: King of the Belgians, 27 Main Street, Hartford, PE29 1XU, https://camra.org.uk/pubs/143224
Peterborough: None

Essex
Chelmsford/Mid.Essex: Endeavour, 351 Springfield Road, Springfield, CM2 6AW, https://camra.org.uk/pubs/185607
Colchester & N.E.Essex: Victoria Inn, 10 North Station Road, Colchester, CO1 1RB, https://camra.org.uk/pubs/186324
Herts/Essex Borders (Essex): Woodbine Inn, Honey Lane, Waltham Abbey, EN9 3QT, https://camra.org.uk/pubs/182324
Maldon and Dengie: Wibblers Brewery Taproom & Kitchen, Goldsands Road, Southminster, CM0 7JW, https://camra.org.uk/pubs/142945
North West Essex: Railway Arms, Saffron Walden, CB11 3HQ, https://camra.org.uk/pubs/160144
South East Essex: None
Tendring:
Thurrock: None

Norfolk
East Norfolk: Blackfriars Tavern, 94 Blackfriars Road, Great Yarmouth, NR30 3BZ, https://camra.org.uk/pubs/159350
Mid Anglia (Norfolk): None
Norwich & District: White Lion, 73 Oak Street, Norwich, Norfolk, NR3 3AQ, https://camra.org.uk/pubs/189770
West Norfolk: Live & Let Live, 18 Windsor Road, King's Lynn, PE30 5PL, https://camra.org.uk/pubs/191511

Suffolk
Ipswich & East Suffolk: Lion, Leiston Rd, Theberton, IP16 4RU, https://camra.org.uk/pubs/183496
Mid Anglia (Suffolk): None
North East Suffolk: None
West Suffolk: White Horse Inn, Mill Green, Edwardstone, Sudbury, CO10 5PX, https://camra.org.uk/pubs/125667