Full list of all 75 Fallout: New Vegas achievements. It takes around 60-80 hours to unlock all of the achievements in the base game on Windows.
The base game contains 50 achievements, and there are 5 DLC packs containing 25 achievements.
Complete All or Nothing.
Complete The House Always Wins.
Cause 10,000 damage with Melee Weapons.
Heal 10,000 points of damage with food.
Install 20 weapon mods.
Cause 10,000 damage with Explosives.
Discover 125 locations.
Complete The Legend of the Star.
Hack 25 terminals.
Cause 10,000 damage with Unarmed weapons.
Discover all snow globes.
Heal 10,000 points of damage with Stimpaks.
Complete Return to Sender.
Complete Veni, Vidi, Vici.
Complete Render Unto Caesar.
Complete Arizona Killer.
Recruit all companions.
Reach 30th level.
Pick 50 pockets.
Win 3 games of Caravan.
Get banned from all the Strip's casinos.
Complete Talent Pool.
Complete That Lucky Old Sun.
Sell 10,000 caps worth of goods.
Repair 30 items.
Complete No Gods, No Masters
Complete Wild Card.
Complete Eureka!
Make 50 Speech challenges.
Cause 10,000 damage with Energy Weapons.
Complete For the Republic.
Complete You'll Know It When It Happens.
Discover 50 locations.
Pick 25 locks.
Reach 20th level.
Recruit any companion.
Play 10 spins of Roulette.
Play 10 hands of Blackjack.
Play 10 spins of Slots.
Complete Volare!
Cause 10,000 damage with Guns.
Complete Ring-a-Ding-Ding.
Complete G.I. Blues.
Complete They Went That-a-Way.
Craft 20 items.
Complete Come Fly With Me.
Reached 10th level.
Complete Ain't That a Kick in the Head.
Win 30 games of Caravan.
Play the game from start to finish in Hardcore Mode.
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.
Crush the White Legs.
Evacuate Zion.
Scout the Zion Valley for signs of the White Legs.
Resupply Daniel and the Sorrows.
Arrive at Zion.
Complete Old World Blues.
Make up your mind... about your brain.
Reactivate all of the Sink's robotic assistants.
Search your feelings... for your heart.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Detonated all of the warheads in the Divide.
Completed Lonesome Road.
Found all of ED-E's upgrades in the Divide.
Decided the fate of all the Divide dwellers.
Fully upgraded The Divide's signature weapon.
Completed any three Gun Runners' Arsenal (GRA) one star (*) Challenges.
Completed any three Gun Runners' Arsenal (GRA) three star (***) Challenges.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.
Caused 10,000 damage with unique Mojave Wasteland weapons.