| A |
| A1 Motorcarenot edited since 2009 | Rumney, no street on record | | | |
| Alpha & Yapps Car Sales | Llanishen, no street on record | | | |
| Aries Motorsport | Pentyrch, no street on record | | | |
| Audi | Wagtail Close, Pontprennau | | | |
| B |
| Buy & Go Cars | Penarth Road, Leckwith | buyandgocars.co.uk | +44 29 2034 1582 | |
| C |
| Cardiff HondaHonda | 230 Penarth Road, Leckwith | honda.co.uk | | |
| Citywide Van Sales | 167 Sloper Road, Leckwith | citywidevansales.com | +44 2920 233 000 | |
| Culver MOT Centrenot edited since 2011 | Ely, no street on record | | | |
| E |
| Evans HalshawFord | Penylan, no street on record | | | |
| Evans Halshaw | Sloper Road, Leckwith | evanshalshaw.com | +44 2920 375329 | |
| F |
| Flying Penguinnot edited since 2011 | Splott, no street on record | | | |
| FordthorneFord | Grangetown, no street on record | | | |
| FRF Toyota (Cardiff)Toyota | Hadfield Road, Leckwith | toyota.co.uk | | |
| H |
| Hayward James Motor Companynot edited since 2011 | Splott, no street on record | | | |
| Hudson Cars Cardiff | Birchgrove, no street on record | hudson-cars.co.uk | +44 29 2034 5345 | |
| J |
| James and Jenkins | Llandaff North, no street on record | | | |
| Jeff White | 211 Ninian Park Road, Canton | jeffwhitemotors.co.uk | | |
| L |
| Lexus CardiffLexus | Hadfield Road, Leckwith | lexus.co.uk | +44 29 2060 1142 | |
| M |
| Mercedes-Benz | Pontprennau, no street on record | | | |
| Mini | Hadfield Road, Leckwith | sytner.co.uk | +44 29 2168 2441 | |
| Motorline DriveNow | Leckwith, no street on record | | | |
| N |
| Nathaniel Cars | 218 Penarth Road, Leckwith | nathanielcars.co.uk | +442920020225 | |
| P |
| Prestige Motors | 403-411 Cowbridge Road East, Canton | prestigemotors.co.uk | +44 2920 377321 | |
| R |
| Renault CardiffRenault | Leckwith, no street on record | | | |
| Renault Used Car CentreRenault | Leckwith, no street on record | | | |
| Ron Skinner & Sons | Leckwith, no street on record | | | |
| Ron Skinner & Sons | Leckwith, no street on record | | | |
| S |
| Sinclair VolkswagenVolkswagen | Butetown, no street on record | | | |
| Sinclair Volkswagen Van CentreVolkswagen | Adamsdown, no street on record | | | |
| Stratstone Land Rover | 13-15 Hadfield Road, Leckwith | landrover.co.uk | | |
| Sytner BMWBMW | Leckwith, no street on record | | | |
| Sytner Select | Penarth Road, Leckwith | sytner.co.uk | | |
| T |
| Tesla | Pontprennau, no street on record | | | |
| Trade Right Car Sales | Michaelston-super-Ely, no street on record | | | |
| V |
| Victoria Park MazdaMazda | Hadfield Road, Leckwith | mazda.co.uk | +44 29 2034 7431 | |
| Volvo Cars CardiffVolvo | Grangetown, no street on record | | | |
| W |
| We Buy Any Car | St Edeyrn's Village, no street on record | | | |
| webuyanycar Cardiffnot edited since 2021 | Tremorfa, no street on record | | | |
| Wessex (Nissan)Nissan | Hadfield Road, Leckwith | wessexgarages.com | | |
| Wessex HyundaiHyundai | Leckwith, no street on record | | | |
| Wessex KiaKia | Leckwith, no street on record | | | |
| White Dove Seat | Cupra | Hadfield Road, Leckwith | | | |
| White Dove Suzuki | Hadfield Road, Leckwith | whitedovegroup.co.uk | | |
| White Dove ŠkodaŠkoda | Hadfield Road, Leckwith | | | |