North of Central the line uses the Mersey Railway tunnel for about half of the route to Moorfields, an underground station built in the 1970s to replace the surface-level Liverpool Exchange.

North of Moorfields, the route emerges from the tunnel to join the Lancashire and Yorkshire Railway lines from the former Exchange station.

[6] Special timetables are implemented for major events such as the Grand National meeting at Aintree and golf tournaments at Birkdale.

Liverpool city centre stations have lifts for wheelchairs buggies and heavy luggage but they are small.

Interchange with other National Rail services can be made at Southport, Ormskirk, Headbolt Lane, Liverpool South Parkway and Hunts Cross.

Liverpool South Parkway opened on 11 June 2006, replacing Garston and providing connections to the City line formerly available at Allerton.

Merseytravel agreed to work with Liverpool Vision in March 2014 to investigate the cost of re-opening the station and its projected usage.

The document states, "The potential use of battery powered Merseyrail units may improve the business case".