Full list of all 75 Fallout: New Vegas achievements worth 1,655 gamerscore. It takes around 60-80 hours to unlock all of the achievements in the base game.
The base game contains 50 achievements worth 1,000 Gamerscore, and there are 5 DLC packs containing 25 achievements worth 655 Gamerscore.
Achievements they've won
Achievements they've not won
Cause 10,000 damage with Melee Weapons.
Cause 10,000 damage with Unarmed weapons.
Play the game from start to finish in Hardcore Mode.
Reach 30th level.
Heal 10,000 points of damage with Stimpaks.
Complete No Gods, No Masters.
Complete Wild Card.
Complete For the Republic.
Complete All or Nothing.
Complete The House Always Wins.
Complete You'll Know It When It Happens.
Complete Veni, Vidi, Vici.
Complete Render Unto Caesar.
Complete Arizona Killer.
Get banned from all the Strip's casinos.
Discover 125 locations.
Cause 10,000 damage with Energy Weapons.
Win 30 games of Caravan.
Hack 25 terminals.
Install 20 weapon mods.
Discover all snow globes.
Complete Return to Sender.
Sell 10,000 caps worth of goods.
Recruit all companions.
Cause 10,000 damage with Guns.
Reach 20th level.
Complete That Lucky Old Sun.
Complete Talent Pool.
Make 50 Speech challenges.
Pick 25 locks.
Pick 50 pockets.
Discover 50 locations.
Complete G.I. Blues.
Reach 10th level.
Play 10 hands of Blackjack.
Play 10 spins of Roulette.
Play 10 spins of Slots.
Recruit any companion.
Complete They Went That-a-Way.
Complete Come Fly With Me.
Repair 30 items.
Craft 20 items.
Win 3 games of Caravan.
Complete Ain't That a Kick in the Head.
Cause 10,000 damage with Explosives.
Heal 10,000 points of damage with food.
Complete The Legend of the Star.
Trap Father Elijah in the Sierra Madre's Vault.
Confront Father Elijah in the Sierra Madre's Vault.
Complete the Sierra Madre Gala Event.
Collect 500 Sierra Madre Chips
Recruit Dean Domino, Christine and Dog.
Scout the Zion Valley for signs of the White Legs.
Crush the White Legs.
Arrive at Zion.
Resupply Daniel and the Sorrows.
Recover X-13 cardiac regulator sneaky suit!
Reactivate all of the Sink's robotic assistants.
Make up your mind... about your brain.
Complete Old World Blues.
Recover X-8 vertebrae-pulse-de-sensitizer frequency!
Find all of ED-E's upgrades in the Divide.
Decide the fate of all the Divide dwellers.
Complete Lonesome Road.
Acquire all upgrades for the Divide's signature weapon.
Detonate all of the warheads in the Divide.
Cause 10,000 damage with unique Mojave Wasteland weapons.
Cause 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.
Complete any three Gun Runners' Arsenal (GRA) one star (*) Challenges.
Complete any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Complete any three Gun Runners' Arsenal (GRA) three star (***) Challenges.