Train Liverpool - Llandrindod Wells prices from £22.75

Arriva is a multinational public transport company that operates bus, train, tram, and waterbus services across Europe. Arriva is a transportation company operating in the United Kingdom and mainland Europe. The company was founded in 1938 in Sunderland, England, and has since grown to become one of the largest transport operators in Europe. Deutsche Bahn, the German national railway company, is the owner of Arriva. In the UK, they provide bus and rail services, including the iconic red double-decker buses in London. They have also established strong market positions in countries such as Denmark, Sweden, the Czech Republic, and the Netherlands.

Northern is a train operating company that provides passenger services across the north of England. Northern is owned by Northern Trains Ltd, a division of "DOHL," the public sector holding company for the Department of Transportation. It is owned by Arriva UK Trains and operates over 2,500 services every weekday, serving cities such as Manchester, Liverpool, Leeds, and Newcastle.

National Rail is a network of railway companies that operate in England, Scotland, and Wales. It encompasses a network of train operators, including Train Operating Companies, open access operators, freight operating companies, and Network Rail. National Rail is managed and supported by the Rail Delivery Group (RDG), which provides essential business services to ensure the smooth operation and coordination of the railway industry.