| 28 | Adventure Travel | Swansea ↔ Port Mead | Timetable |
| 28 | Arriva UK Bus | Leicester ↔ Ratby | Timetable |
| 28 | Cardiff Bus | Cardiff Bus Station (circular) | Timetable |
| 28 | Centrebus Group | Grantham ↔ Stamford | Timetable |
| 28 | Falcon Buses | Guildford ↔ Kingfield | Timetable |
| 28 | Go-Ahead | St Austell ↔ Lostwithiel | Timetable |
| 28 | Go-Ahead | Brighton ↔ Eastbourne Town Centre | Timetable |
| 28 | Go-Ahead | Scarborough ↔ Kirkbymoorside | Timetable |
| 28 | Go-Ahead | Plymouth City Centre ↔ Milehouse | Timetable |
| 28 | Go-Ahead | Southampton City Cen ↔ Chilworth Old Villag | Timetable |
| 28 | Go-Ahead | Chester-le-Street ↔ Newcastle upon Tyne | Timetable |
| 28 | Grayscroft Coaches | Alford ↔ Grimsby | Timetable |
| 28 | Hampshire Community Tra | Bordon (circular) | Timetable |
| 28 | Metroline Travel | Kensal Rise ↔ Wandsworth | Timetable |
| 28 | RG Jamieson + Son | Baltasound ↔ Gutcher | Timetable |
| 28 | Stagecoach | Inverness ↔ Contin | Timetable |
| 28 | Stagecoach | Dunfermline ↔ Falkirk | Timetable |
| 28 | Stagecoach | Mansfield ↔ Newark | Timetable |
| 28 | Stagecoach | Bedford ↔ Kimbolton | Timetable |
| 28 | Stagecoach | Guildford ↔ Kingfield | Timetable |
| 28 | Stagecoach | Shiphay ↔ Paignton | Timetable |
| 28 | Stagecoach | Stratford-upon-Avon ↔ Four Pools | Timetable |
| 28 | Townlynx | Mold ↔ Flint | Timetable |
| 28 | Transport Made Simple | Harlow Town Centre (circular) | Timetable |
| 28 | Warrington’s Own Buses | Warrington ↔ Leigh | Timetable |
| 28 | Xplore | Camperdown ↔ Douglas | Timetable |
| 28 | York Pullman Bus Company | Flawith ↔ York | Timetable |
| 280 | Arriva UK Bus | Dewsbury ↔ Thornhill | Timetable |
| 280 | Go-Ahead | Tooting Broadway ↔ Belmont | Timetable |
| 280 | Hilton's Travel | Crow Lane ↔ Culcheth | Timetable |
| 280 | Morris Travel | Carmarthen ↔ Llandovery | Timetable |
| 280 | Stagecoach | Preston City Centre ↔ Clitheroe Town Centre | Timetable |
| 280 | Stagecoach | Thurso ↔ Dounreay | Timetable |
| 280 | Transport for Greater Manchester | Altrincham ↔ Lymm | Timetable |
| 281 | Arriva UK Bus | High Brooms ↔ Rusthall | Timetable |
| 281 | Arriva UK Bus | Birstall Retail Park ↔ Dewsbury | Timetable |
| 281 | First Bus London | Hounslow ↔ Tolworth | Timetable |
| 281 | Hilton's Travel | Crow Lane ↔ Culcheth | Timetable |
| 281 | Morris Travel | Carmarthen ↔ Llandovery | Timetable |
| 281 | Stagecoach | Wick ↔ Thurso | Timetable |
| 281 | Transport for Greater Manchester | Sale ↔ Altrincham | Timetable |
| 282 | Metroline Travel | Hanwell ↔ Northwood | Timetable |
| 282 | Morris Travel | Brechfa ↔ Carmarthen | Timetable |
| 282 | Stagecoach | Wick ↔ Thurso | Timetable |
| 282 | Transport for Greater Manchester | Altrincham (circular) | Timetable |
| 283 | Arriva UK Bus | Bradford City Centre ↔ Dewsbury | Timetable |
| 283 | Morris Travel | Llandeilo ↔ Carmarthen | Timetable |
| 283 | Transport for Greater Manchester | Altrincham (circular) | Timetable |
| 283A | Arriva UK Bus | Bradford City Centre ↔ Dewsbury | Timetable |
| 284 | Morris Travel | Crug-y-bar ↔ Ammanford | Timetable |
| 284 | Stagecoach | Lewisham ↔ Grove Park | Timetable |
| 284 | Transport for Greater Manchester | Altrincham (circular) | Timetable |
| 285 | Abellio London | Heathrow Airport ↔ Kingston Upon Thames | Timetable |
| 285 | Transport for Greater Manchester | Altrincham (circular) | Timetable |
| 286 | Arriva UK Bus | Colemans Hatch ↔ Tunbridge Wells | Timetable |
| 286 | Go-Ahead | Foots Cray ↔ Cutty Sark | Timetable |
| 286 | Harpur's Coaches Ltd | Little Eaton ↔ Duffield | Timetable |
| 286 | Transport for Greater Manchester | Altrincham (circular) | Timetable |
| 287 | Autocar Bus & Coach Services | Paddock Wood ↔ Tunbridge Wells | Timetable |
| 287 | Stagecoach | Barking ↔ Rainham | Timetable |
| 287 | Transport for Greater Manchester | Hale Barns ↔ Altrincham | Timetable |
| 288 | Community Connexions | Wotton-under-Edge (circular) | Timetable |
| 288 | First Bus London | Queensbury ↔ Edgware | Timetable |
| 288 | Stephensons of Essex | Maldon (circular) | Timetable |
| 288 | Transport for Greater Manchester | Manchester Airport ↔ Altrincham | Timetable |
| 289 | Arriva UK Bus | Elmers End ↔ Purley | Timetable |
| 289 | Morris Travel | Llandeilo ↔ Llandovery | Timetable |
| 28A | Arriva UK Bus | Middlesbrough ↔ Stokesley | Timetable |
| 28A | Go-Ahead | St Austell ↔ Lostwithiel | Timetable |
| 28a | Go-Ahead | Southampton Airport ↔ Chilworth Old Villag | Timetable |
| 28A | Stagecoach | Bedford ↔ Bolnhurst | Timetable |
| 28A | Stagecoach | Inverness ↔ Muir of Ord | Timetable |
| 28A | Warrington’s Own Buses | Warrington ↔ Leigh | Timetable |
| 28B | Arriva UK Bus | Middlesbrough ↔ Stokesley | Timetable |
| 28B | Go-Ahead | Chester-le-Street ↔ Newcastle upon Tyne | Timetable |
| 28B | Stagecoach | Mansfield ↔ Eakring | Timetable |
| 28S | Northstar Constellation Limited (formerly RMC1510 Limited) | Pelton ↔ Birtley | Timetable |
| 28X | Townlynx | Mold ↔ Flint | Timetable |