Dereham currently has 29 mapped postboxes recorded by The Postbox Hunter. The postboxes in Dereham include 4 recorded royal cyphers. The most common is EIIR, recorded on 23 postboxes, representing 79.3% of the mapped total. Other recorded cyphers include VR, GR and GVIR. Among the recognised royal cyphers in the data, VR is the earliest recorded and EIIR is the most recent. The most commonly recorded postbox type is Lamp, with 14 mapped examples. The data contains 4 different recorded postbox types. Across the available tagging data, 4 designs are represented. This information is generated from the latest postbox location and tagging data available to The Postbox Hunter.