For further information, please contact: Traveline Cymru on 0871 200 2233 or National Rail Enquiries on 08457 48 49 50.
Am fwy o wybodaeth, cysylltwch â: Traveline Cymru ar 0871 200 2233 neu Ymholiadau Rheilffyrdd Cenedlaethol ar 08457 48 49 50.