Phase 1 saw the launch of the Spine H and Route 6 on Sunday 27 June 2021.
This is made up of H1, H2, H3 — all operated by Dublin Bus. The H-Spine runs from the City Centre to North-East suburbs, serving Baldoyle, Donaghmede, Raheny, Malahide, Portmarnock, Strand Road, Baldoyle, Howth and Kilbarrack.
These changes have been coordinated as part of the TFI public transport network. For more information visit www.transportforireland.ie.