N
- National Bus Company (UK)
- National Express Coaches
- National Express Coventry
- National Express Dot2Dot
- National Express Dundee
- National Express Group
- National Express Hotel Hoppa
- National Express West Midlands
- National Welsh Omnibus Services
- NCP Challenger
- Network Chorley
- Network Warrington
- Network Colchester
- New Enterprise Coaches
- New Forest Tour
- Newport Transport
- NIBS
- Nightingales of Beccles
- Nippy Bus
- Norfolk Green
- North Birmingham Busways
- North Eastern Bus Services
- North Western Road Car Company (1923)
- North Western Road Car Company (1986)
- Northern Blue
- Northern Scottish
- Nottingham City Transport
- Nottingham Express Transit
- Nu-Venture
Read more about this topic: List Of Bus Operators Of The United Kingdom