Ordered by the number of ascents recorded.
| Climb Name | Type | Grade | # Ascents Recorded | Notes | Exclude Reason |
|---|---|---|---|---|---|
| Nikita | Sport route | 8c | 2 | ||
| Nit de Bruixes | Sport route | 9a+ | 2 | ||
| No Country for Old Men | Sport route | 8c | 2 | ||
| No Remorse | Sport route | 8c | 2 | ||
| North Star | Sport route | 9a | 2 |
Extension to northern exposure. |
|
| Oblivion | Sport route | 9a | 2 | ||
| Obscene Gesture | Sport route | 7c | 2 | ||
| Odysseus | Sport route | 8c+ | 2 | ||
| Okami | Sport route | 8c | 2 | ||
| Om | Sport route | 9a | 2 | ||
| Omaha Beach (pre break) | Sport route | 8b | 2 |
References[1] https://fanatic-climbing.com/il-etait-une-voie-omaha-beach-once-upon-a-line-omaha-beach/ |
|
| One Night Stand | Sport route | 8c+ | 2 | ||
| One Slap | Sport route | 9b | 2 | ||
| Open Air | Sport route | 9a+ | 2 |
Originally given 9a but later upgraded following repeat ascents. This makes it the first 9a+ in the world, 7 years before Biographie was climbed. |
|
| Open Your Mind | Sport route | 8c+ | 2 | ||
| Origens | Sport route | 8c | 2 | ||
| Osapska Pošast Extension | Sport route | 8c | 2 | ||
| Overjustified | Sport route | 8c | 2 | ||
| Overshadow | Sport route | 9a+ | 2 | ||
| Paint It Black | Sport route | 8c+ | 2 |