Thornliebank currently has 21 mapped postboxes recorded by The Postbox Hunter. The postboxes in Thornliebank include 4 recorded royal cyphers. The most common is GVIR, recorded on 5 postboxes, representing 23.8% of the mapped total. The complete recorded cypher list is: GVIR (5), EVIIIR (1), GR (1) and scottish_crown (1). Among the recognised royal cyphers in the data, EVIIIR is the earliest recorded and GVIR is the most recent. The most commonly recorded postbox type is Pillar, with 12 mapped examples. The data contains 2 different recorded postbox types. Across the available tagging data, 2 designs are represented. This information is generated from the latest postbox location and tagging data available to The Postbox Hunter.