Trains to Milton Keynes

Greater Anglia, which is operated by the Transport UK Group, provides passenger rail services in the East of England. It operates services on the Great Eastern Main Line from London Liverpool Street to destinations such as Norwich, Ipswich, and Colchester, as well as on the West Anglia Main Line from London Liverpool Street to Cambridge and Stansted Airport. Greater Anglia also operates regional services in Norfolk, Suffolk, Essex, and Cambridgeshire. The Department for Transport has awarded the operating contract for services until 2025 to Abellio East Anglia Limited.

London Overground is a suburban rail network in London, England. It was created in 2007 by the merger of the former Silverlink Metro service with other rail services. The network consists of 112 stations and serves 23 London boroughs. London Overground operates on these routes, which include Highbury & Islington to West Croydon/Clapham Junction/Crystal Palace, Richmond/Clapham Junction to Stratford, Gospel Oak to Barking Riverside, Watford Junction to Euston, Liverpool Street to Enfield Town/Cheshunt, Liverpool Street to Chingford, and Romford to Upminster. Overground is operated by Arriva Rail London under a concession from Transport for London.

The London Underground, also known as "the Tube", is a rapid transit system that serves London and some parts of the surrounding counties. It is the oldest underground railway network in the world, with the first line opening in 1863. The Tube is a vital part of London's transportation infrastructure, carrying over five million passengers per day. It is operated by Transport for London (TfL) and is known for its iconic map, distinctive roundel logo, and deep-level tunnels.

Thameslink is a railway service in the United Kingdom that runs through central London, connecting Bedford in the north and Brighton in the south. It is operated by Govia Thameslink Railway and serves over 200 stations, including major transport hubs such as St Pancras International, London Bridge, and Gatwick Airport. Thameslink trains run every few minutes during peak hours and offer a range of services, from fast express trains to stopping services that serve local communities. The service has undergone significant upgrades in recent years, including the introduction of new trains and the completion of major infrastructure projects such as the Thameslink Programme.

West Midlands Trains is a train operating company. The company is operated by a joint venture between Abellio, JR East, and Mitsui and runs under a franchise agreement with the Department for Transport. West Midlands Trains operates a fleet of over 400 trains, serving over 150 stations across the region, including Birmingham, Coventry, Wolverhampton, and Stoke-on-Trent. The firm provides a variety of services, including long-distance trips to places like London and Liverpool as well as local and regional trains.