| Club Name | District | Sec. Name | CTT members | ||
|---|---|---|---|---|---|
| Okehampton CC | South West | Ian Lakey | 35 | I am a member View | |
| Old Portlians CC | London South | David Hickman | 20 | I am a member View | |
| Oldbury & District Cycling Club | Midland | Kevin Payton (CTT Secretary) | 3 | I am a member View | |
| Oldham Century Road Club | Manchester | Tony Lyons | 1 | I am a member View | |
| One and All Cycling | South West | Dominic Sherlock | 18 | I am a member View | |
| One Resourcing RT | London South | Paul Barnard | 2 | I am a member View | |
| Onyx RT | London West | James Ratzer | 97 | I am a member View | |
| Ordnance Survey Cycling Club | South | Mick Anglim | 2 | I am a member View | |
| Orien.cc | Yorkshire | Ben norton | 3 | I am a member View | |
| Orkney Cycling Club | Scotland | Neil Moss | 14 | I am a member View | |
| Orwell Velo | East | C Leggett | 37 | I am a member View | |
| Oswestry Paragon CC | Liverpool | Robert Rees | 51 | I am a member View | |
| Otley CC | Yorkshire | Liam Mealey | 154 | I am a member View | |
| Out of the Saddle CC | North Midlands | John Smith | 23 | I am a member View | |
| Outlands | North East | Nick Munro | 18 | I am a member View | |
| OV Cycling Club | London North | David Guy | 21 | I am a member View | |
| OVB | Central | Ian Tatham | 24 | I am a member View | |
| Oxford City RC | London West | JaneBurrage | 13 | I am a member View | |
| Oxford University CC | London West | Angus Phillips | 194 | I am a member View | |
| Oxonian CC | London West | Paul Warren | 101 | I am a member View | |
| Oxted Cycle Club | London South | Richard Bushell | 60 | I am a member View | |
| Paceline RT | London South | Pat Wright | 80 | I am a member View | |
| Paisley Velo | Scotland | Andrew Mcleod | 33 | I am a member View | |
| Palmer Park Velo | London West | Phillip Cox | 32 | I am a member View | |
| Paramount CRT | Liverpool | john rushby | 59 | I am a member View |