The UK is famous for its red free-standing pillar boxes. Across many villages and towns, knitting enthusiasts have customised the tops to celebrate the coronation of King Charles III.
Here are some examples taken from the ‘UK Post Box Toppers’ Facebook group:
Most boxes have EIIR as part of their design – this for the late Queen, Her Majesty Queen Elizabeth II – the R is for Regina, the Latin for Queen. You can also find GR boxes for created during King George V reign (R is for Rex, the Latin for King) and previous monarchs before them..