Open access operator

An open access operator is a train operating company that is not subject to franchising, instead purchasing individual slots on the mainline from a railway infrastructure company.

Open access operators in Great Britain

 * Eurostar
 * Grand Central Railway
 * Heathrow Connect
 * Heathrow Express
 * First Hull Trains
 * Nexus
 * Pre Metro Operations

In development
Reference: Network Rail
 * Alliance Rail
 * Devon and Cornwall Railways
 * Europorte
 * Go! Co-operative
 * Glasgow Trains
 * On Route Logistics
 * Rutland Rail