Ordered by the number of ascents recorded.
| Climb Name | Type | Grade | # Ascents Recorded | Notes | Exclude Reason |
|---|---|---|---|---|---|
| Orange Sunshine | Sport route | 7c+ | 1 | ||
| Orb Weaver | Boulder problem | 7C+ | 1 | ||
| Orcrist | Trad climb | E5 | 1 |
Named after the "goblin cleaving" sword from Lord of the Rings. References |
|
| Oreo | Boulder problem | 7C | 1 | ||
| Orgasmatron | Boulder problem | 8A | 1 | ||
| Oriflamme | Boulder problem | 7C | 1 | ||
| Original Route | Trad climb | HVS | 1 | ||
| Original Route | Trad climb | VD | 1 |
E. A. Baker:
|
|
| Orion | Sport route | 7c+ | 1 | ||
| Orlok | Boulder problem | 8B+ | 1 |
The problem is named after Count Orlok from the 1922 silent film Nosferatu. |
|
| Orujo | Sport route | 9a+ | 1 | ||
| Osallistumispakko sit | Boulder problem | 8B | 1 | ||
| Osebergskipet | Boulder problem | 8B | 1 | ||
| Ossau Project | Boulder problem | 8B+ | 1 | ||
| Ôte-moi d'un Doigt | Boulder problem | 8B+ | 1 | ||
| Ôte-moi d'un Doigt | Boulder problem | 8B+ | 1 | ||
| Otzi | Boulder problem | 7C | 1 | ||
| Ouélamola | Sport route | 9a+ | 1 | ||
| Ouish Finale | Sport route | 8c | 1 | ||
| Ouragan | Sport route | 8a | 1 |