| N.J Harkus Plumbing and Heating Ltd | HVAC contractor | 180 Ffordd James McGhan | Daily Open 24 hours |
| Nathaniel Cars Cardiff | Used car dealer | 218 Penarth Rd | Mon–Fri 08:30–18:00 |
| Neozon Care Solutions | Job centre | 10 Churchill Way | Mon–Sat 07:00–18:00 |
| Norwegian Church Arts Centre | Kunstzentrum | Bay, Norwegian Church Arts Centre, Harbour Dr | Daily 10:00–17:30 |
| Ocean Sky Wellness | Wellness centre | 2a Llandaff Rd | Mon–Sat 09:30–18:00 |
| Palm Springs Aesthetics | Skin care clinic | Mill Farm Industrial Est, St Mellons Rd | Mon–Fri 08:00–22:00 |
| Parkstone Wales | Landscaper | 21 Parkstone Ave | Daily Open 24 hours |
| Pasture Restaurant Cardiff | Steakhouse | 8-10 High St | Mon–Thu 12:00–15:00, 17:00–21:30 |
| Pattern Drives & Walls Ltd | Concrete contractor | 2 Kingsland Rd | Daily 09:00–17:00 |
| Pawlicious Pet Treats | Pet food and animal feeds | Wentloog Buildings, UNIT 17 PAWLICIOUS | Daily 09:00–17:00 |
| Penny | Cocktail bar | 22 High St | Mon–Thu 18:00–02:00 |
| Pentyrch Rugby Football Club | Rugby club | Penuel Rd | Mon–Tue 16:00–20:00 |
| Penylan Pantry | Health food shop | 72 Kimberley Rd | Tue–Sat 09:00–17:00 |
| Photobooths and Mobile Discos Cardiff | Mobile disco service | 18 | Daily Open 24 hours |
| Porro Llandaff | Restaurante italiano | 22 High St | Mon–Fri 08:30–21:00 |
| Pro Skill Renovation | Kitchen renovator | 1 Queen St | Daily 08:00–17:30 |
| Protem Lighting | Lighting contractor | Tramshed Tech, Unit D Pendyris St | Mon–Sat 07:00–22:00 |
| Pugh's Food Hall | Fruit and vegetable shop | Morganstown, Cardiff CF15 8LB | Mon–Sat 09:00–17:30 |
| Pugh's Garden Village Cardiff | Garden centre | Tynant Nursery | Mon–Sat 09:00–17:30 |
| Queens Arcade | Shopping centre | Queen St | Mon–Sat 09:30–17:30 |
| Raw Pet Supplies | Pet food and animal feeds | 18, Wentloog Buildings, Wentloog Road, Rumney | Tue 10:00–18:00 |
| Recovery Cardiff Ltd | Sauna | Unit 1 Scott Ct | Daily 09:00–21:00 |
| Redrow - Maes y Haf | Housing development | Clos Parc Radur | Daily 10:00–17:30 |
| Roath Park | City park | Lake Rd W | Daily 06:00–22:00 |
| Roath Pleasure Gardens | Park and garden | Ninian Rd | Mon–Fri 07:00–22:00 |
| Robs Recovery and Vehicle Transportation | Towing service | 23 Bryn Derwen | Daily Open 24 hours |
| Rubbish Removal Cardiff | Waste collection service | 213 Pennsylvania | Mon 07:00–19:00 |
| Sameday House Clearance | House clearance service | St Isan Rd | Daily 08:00–20:00 |
| SaraZtro | Mediterranean restaurant | 57 Wellfield Rd | Tue–Thu 11:30–22:00 |
| Savers Health & Beauty | Health and beauty shop | 128 Cowbridge Rd E, Cowbridge Road | Mon–Sat 08:30–18:00 |