Greenock currently has 21 mapped postboxes recorded by The Postbox Hunter. The postboxes in Greenock include 4 recorded royal cyphers. The most common is GR, recorded on 7 postboxes, representing 33.3% of the mapped total. The complete recorded cypher list is: GR (7), EVIIR (6), GVIR (1) and scottish_crown (1). Among the recognised royal cyphers in the data, EVIIR is the earliest recorded and GVIR is the most recent. The most commonly recorded postbox type is Pillar, with 14 mapped examples. The data contains 2 different recorded postbox types. Across the available tagging data, 3 designs are represented. This information is generated from the latest postbox location and tagging data available to The Postbox Hunter.