Derry/Londonderry currently has 10 mapped postboxes recorded by The Postbox Hunter. The postboxes in Derry/Londonderry include 2 recorded royal cyphers. The most common is EIIR, recorded on 2 postboxes, representing 20% of the mapped total. The complete recorded cypher list is: EIIR (2) and EVIIR (1). Among the recognised royal cyphers in the data, EVIIR is the earliest recorded and EIIR is the most recent. The most commonly recorded postbox type is Pillar, with 7 mapped examples. Across the available tagging data, 1 design and 1 colour are represented. The most frequently recorded colour is Red, appearing on 1 mapped postbox. This information is generated from the latest postbox location and tagging data available to The Postbox Hunter.