ZIP codes are unique to the US, while postcodes are used internationally. ZIP codes are five-digit numbers, while postcodes can mix letters and numbers. Different countries use distinct postal code formats
College of Arms maintains official flags for England, Wales and Northern Ireland. Flag Institute maintains UK Flag Registry but lacks official legal status. Certain flags enjoy special planning law status without permission
UK consists of four countries: England, Scotland, Wales and Northern Ireland. Total area is 244,376 square kilometres, making it world's 7th largest island country. England is largest at 130,462 km², Scotland second at 78,801 km². UK has coastline of 12,429 km and claims 6.8 million km² EEZ
Parliament is supreme legislative body with three parts: sovereign, Lords, and Commons. Parliament meets at Palace of Westminster in London. Maximum term is five years, unless early election called
UK consists of four countries: England, Scotland, Wales, and Northern Ireland. Each country has its own legal system and jurisdiction. Northern Ireland is described as a region, not a country. England, Scotland, and Wales are not listed in ISO countries
Pound sterling emerged in England around 800 as a unit of account. King Offa of Mercia introduced first sterling coin in 757. Initially divided into 240 silver pence, later standardized to 240 silver coins