 Northern Elsweyr Master Angler | Elsweyr / General | 5 |
 Northern Elsweyr Master Explorer | Elsweyr / Exploration | 15 |
 Northern Elsweyr Pathfinder | Elsweyr / Exploration | 10 |
 Northern Elsweyr Skyshard Hunter | Elsweyr / General | 10 |
| Norvulk Ruins Explorer | Exploration / Daggerfall Covenant | 10 |
 Nose Diver | Exploration / Daggerfall Covenant | 5 |
 Not a Statistic | DLC Dungeons / Fang Lair | 50 |
 Not the Sharpest Knife | DLC Dungeons / Coral Aerie | 50 |
| Not Today, Spiders | Night Market / Exploration | 10 |
 Nothing to See Here | DLC Dungeons / Cradle of Shadows | 10 |
 Novice Alchemy Furnisher | Crafting / Alchemy | 5 |
 Novice Blacksmithing Furnisher | Crafting / Blacksmithing | 5 |
 Novice Clothing Furnisher | Crafting / Clothier | 5 |
 Novice Enchanting Furnisher | Crafting / Enchanting | 5 |
 Novice Harrowstorm Harrier | Greymoor / Harrowstorms | 5 |
 Novice No More | High Isle / Tales of Tribute | 10 |
 Novice Outfitter | Crafting / Outfitting | 5 |
 Novice Provisioning Furnisher | Crafting / Provisioning | 5 |
 Novice Reach Harrowstorm Harrier | Markarth / Quests | 5 |
 Novice Reaper | Crafting / Clothier | 10 |
 Novice Woodworking Furnisher | Crafting / Woodworking | 5 |
 Nowhere Beyond Your Reach | Markarth / Quests | 10 |
 Nur-dro's Downfall | Exploration / Aldmeri Dominion | 5 |
 Nymic Champion | Necrom / Quests | 15 |
 Nymic Defender | Necrom / Quests | 10 |
 Nymic Defier | Necrom / Bastion Nymic | 10 |
 Nymic Mercenary | Necrom / Quests | 5 |
 Nymic Purifier | Necrom / Bastion Nymic | 10 |
 Nymic Refuter | Necrom / Bastion Nymic | 10 |
 Oak Hewer | Gold Road / Exploration | 15 |
 Oakensoul Ring | High Isle / Antiquities | 15 |
 Oathbreaker | DLC Dungeons / Falkreath Hold | 5 |
 Oathsworn Pit Challenger | DLC Dungeons / Oathsworn Pit | 50 |
 Oathsworn Pit Champion | DLC Dungeons / Oathsworn Pit | 50 |
 Oathsworn Pit Conqueror | DLC Dungeons / Oathsworn Pit | 10 |
 Oathsworn Pit Vanquisher | DLC Dungeons / Oathsworn Pit | 10 |
 Obedience Maiming | DLC Dungeons / Fang Lair | 10 |
 Obedience Training | DLC Dungeons / Ruins of Mazzatun | 10 |
 Oblivion Obliterator | Blackwood / Exploration | 10 |
 Oblivion Shard Gatherer | Character / Trophies | 10 |
 Obscured and Erased | DLC Dungeons / Bedlam Veil | 10 |
 Obsidian Scar Conqueror | Exploration / Public Dungeons | 50 |
 Obsidian Scar Group Event | Exploration / Public Dungeons | 50 |
 Obsidian Scar Vanquisher | Exploration / Public Dungeons | 10 |
 Ochre Harvester | Crafting / Jewelry Crafting | 5 |
 Offerings to the Old Spirits | Markarth / Exploration | 10 |
 Ogre Twin Tormentor | Exploration / Ebonheart Pact | 5 |
| Ogrim Brother Subjugator | Exploration / Dark Anchors | 10 |
 Old Fashioned | DLC Dungeons / Stone Garden | 50 |
 Old Hand | High Isle / Tales of Tribute | 10 |