The Belfast to Bangor line (known simply as the Bangor line by NI Railways) is a railway line in Northern Ireland. All services are operated by NI Railways, the only operator for Northern Ireland (NI). Unlike the rest of the United Kingdom, no railway in NI is part of the National Rail

National Rail

National Rail is a title used by the Association of Train Operating Companies as a generic term to define the passenger rail services operated in Great Britain...

 network and none is owned by Network Rail

Network Rail

Network Rail is the government-created owner and operator of most of the rail infrastructure in Great Britain .; it is not responsible for railway infrastructure in Northern Ireland...

. Services run every half hour in off peak hours.