Each hundred had a separate council that met each month to rule on local judicial and taxation matters.
The system of dividing shires into hundreds was established in East Anglia following the conquest by Wessex in the early 10th century.
Two of Thetford's parishes now lie partially in Norfolk with the remainder in Suffolk.
The Domesday hundred of Emneth is now included in Freebridge, which was split into Freebridge-Lynn and Freebridge-Marshland.
At the time of Domesday, the parishes of the hundreds of Brothercross and Gallow "were strangely intermixed".