| Station | TOD collection available? |
|---|---|
| Oakengates (OKN) | Yes |
| Oakham (OKM) | Yes |
| Oakleigh Park (OKL) | Yes |
| Oban (OBN) | Yes |
| Ockendon (OCK) | Yes |
| Ockley (OLY) | Yes |
| Okehampton (OKE) | Yes |
| Okehampton Interchange (OKI) | Yes |
| Old Hill (OHL) | Yes |
| Old Roan (ORN) | Yes |
| Old Street (OLD) | No |
| Oldfield Park (OLF) | Yes |
| Olton (OLT) | Yes |
| Ore (ORE) | Yes |
| Ormskirk (OMS) | Yes |
| Orpington (ORP) | Yes |
| Orrell (ORR) | Yes |
| Orrell Park (OPK) | Yes |
| Otford (OTF) | Yes |
| Oulton Broad North (OUN) | Yes |
| Oulton Broad South (OUS) | Yes |
| Outwood (OUT) | Yes |
| Overpool (OVE) | Yes |
| Overton (OVR) | Yes |
| Oxenholme Lake District (OXN) | Yes |
| Oxford (OXF) | Yes |
| Oxford Parkway (OXP) | Yes |
| Oxshott (OXS) | Yes |
| Oxted (OXT) | Yes |