Royal Mail plc is the parent company of Royal Mail Group Limited, the leading provider of postal and delivery services in the UK and the UK's designated universal postal service provider. UK Parcels, International and Letters ("UKPIL") comprises the company's UK and international parcels and letters delivery businesses operating under the "Royal Mail" and "Parcelforce Worldwide" brands.
Through the Royal Mail Core Network, the company delivers a one-price-goes-anywhere service on a range of parcels and letters products. Royal Mail has the capability to deliver to more than 29 million addresses in the UK, six days a week (excluding UK public holidays). Parcelforce Worldwide operates a separate UK network which collects and delivers express parcels.
Royal Mail also owns General Logistics Systems (GLS) which operates one of the largest ground-based, deferred parcel delivery networks in Europe.