Register data is published weekly by DVSA. Latest snapshot: 6 September 2026.
Registered local bus service
304
Llantwit major Interchange to Cardiff Bus Interchange
Via Cardiff International Airport, Barry and University Hospital Llandough
Run by First Cymru Buses Ltd on licence PG0000421.
Kind of service
Normal Stopping, Hail & Ride
Public subsidy
Subsidised
Running since
1 June 1995
Current version from
3 June 2025
Where it runs
Registered with 2 transport authorities. A service has to be registered with every authority whose area it runs through.
Other routes run by First Cymru Buses Ltd
- L1
Heol Nant, Swiss Valley, Llanelli to Heol Nant, Swiss Valley, Llanelli
Via Parc Trostre, Parc Pemberton
Normal StoppingSubsidised
- L11
Pentre Awel Complex,Llanelli to Kidwelly, Boot & Shoe
Via Llanelli, Graig Campus, Burry Port
Normal StoppingSubsidised
- L3
Llanelli Bus Station to Pontarddulais Bus Station
Via Trallwm
Normal Stopping
- L4
Llanelli, Bus Station to Llundain Fach
Via Pentrepoeth Road
Normal Stopping · Hail & RideSubsidised
- L5
Llanelli, Bus Station to Llanelli, Bus Station
Via Dafen
Normal Stopping · Hail & RideSubsidised
- L6
Llanelli, Bus Station to Llanelli, Bus Station
Via Margam Place, Ty-isha, Erw Rd Surgery
Normal Stopping · Hail & RideSubsidised
Other operators in Cardiff Council
- B
Cardiff to Senghenydd
Stagecoach South WalesNormal StoppingPart subsidised
- C1
Culverhouse Cross, Cardiff Tesco to Pontprennau, Cardiff ASDA
Via Cardiff City Centre
Adventure TravelNormal Stopping
- Cardiff City Tour
North Road, Cardiff to Cargo Road, Cardiff
Via Cardiff City Centre, Bute Town and Cardiff Bay
London Bus 4 Hire Ltd.Excursion or Tour
- H59
Pentwyn Park & Ride to Pentwyn Park & Ride
Via A48
Cardiff BusNormal StoppingPart subsidised
- M1
Cardiff, Met Cyncoed to Cardiff, Met Llandaff
Via Roath, Cathays
Cardiff BusSchool or Works
- R006
Heol Llanishen Fach/Heol Uchaf to The Bishop of Llandaff C/W High School
Via Rhiwbina Hill, Maes Y Croft, Heol Isaf
Creigiau Travel LtdSchool or Works
What this record is
Registration PG0000421/577 is the permission to run this route, not a timetable. It records the start, the finish, the places between and who may run it. For departure times, ask the operator or the transport authority. To see what the licence behind it authorises overall, open the operator profile.