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 Eureka!
Complete For the Republic.
Complete You'll Know It When It Happens.
Complete Veni, Vidi, Vici.
Complete Render Unto Caesar.
Complete Arizona Killer.
Heal 10,000 points of damage with food.
Hack 25 terminals.
Pick 50 pockets.
Win 30 games of Caravan.
Win 3 games of Caravan.
Install 20 weapon mods.
Get banned from all the Strip's casinos.
Cause 10,000 damage with Explosives.
Cause 10,000 damage with Unarmed weapons.
Heal 10,000 points of damage with Stimpaks.
Cause 10,000 damage with Energy Weapons.
Craft 20 items.
Play the game from start to finish in Hardcore Mode.
Complete All or Nothing.
Complete The House Always Wins.
Complete Talent Pool.
Discover all snow globes.
Reach 30th level.
Play 10 hands of Blackjack.
Play 10 spins of Roulette.
Play 10 spins of Slots.
Complete The Legend of the Star.
Discover 125 locations.
Recruit all companions.
Complete G.I. Blues.
Cause 10,000 damage with Melee Weapons.
Complete Return to Sender.
Complete No Gods, No Masters
Make 50 Speech challenges.
Complete Wild Card.
Complete Volare!
Reach 20th level.
Complete Ring-a-Ding-Ding.
Complete They Went That-a-Way.
Cause 10,000 damage with Guns.
Pick 25 locks.
Discover 50 locations.
Repair 30 items.
Complete Come Fly With Me.
Sell 10,000 caps worth of goods.
Reached 10th level.
Recruit any companion.
Complete That Lucky Old Sun.
Complete Ain't That a Kick in the Head.
Confront Father Elijah in the Sierra Madre's Vault.
Trap 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.
Search your feelings... for your heart.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Reactivate all of the Sink's robotic assistants.
Completed Lonesome Road.
Detonated all of the warheads in the Divide.
Fully upgraded The Divide's signature weapon.
Found all of ED-E's upgrades in the Divide.
Decided the fate of all the Divide dwellers.
Completed any three Gun Runners' Arsenal (GRA) three star (***) Challenges.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Completed any three Gun Runners' Arsenal (GRA) one star (*) Challenges.
Caused 10,000 damage with unique Mojave Wasteland weapons.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.