| A | |
| B | |
| Barnwell Castle | Buckenham Castles |
| Bungay Castle | Burgh Castle |
| Burwell Castle | |
| C | |
| Cambridge Castle | Castle Acre |
| Castle Rising | Clare Castle |
| Clavering Castle | Colchester Castle |
| D | |
| E | |
| Ely Castle | Eye Castle |
| F | |
| Fotheringhay Castle | Framlingham Castle |
| G | |
| H | |
| Hadleigh Castle | Hedingham Castle |
| Huntingdon Castle | |
| I J K | |
| L | |
| Longthorpe Tower | |
| M | |
| Mileham Castle | |
| N | |
| Norwich Castle | |
| O | |
| Ongar Castle | Orford Castle |
| P | |
| Pleshey Castle | |
| R | |
| Rayleigh Castle | |
| S | |
| Saffron Walden Castle | |
| T | |
| Thetford Castle | |
| U V | |
| W | |
| Walden Castle | Walton Castle |
| Weeting Castle | |
| Y |
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