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 No Gods, No Masters
Heal 10,000 points of damage with food.
Complete Wild Card.
Pick 50 pockets.
Win 30 games of Caravan.
Complete The Legend of the Star.
Install 20 weapon mods.
Recruit all companions.
Discover all snow globes.
Complete All or Nothing.
Complete The House Always Wins.
Complete Veni, Vidi, Vici.
Cause 10,000 damage with Unarmed weapons.
Complete Render Unto Caesar.
Complete Arizona Killer.
Cause 10,000 damage with Melee Weapons.
Complete Return to Sender.
Get banned from all the Strip's casinos.
Cause 10,000 damage with Explosives.
Cause 10,000 damage with Energy Weapons.
Heal 10,000 points of damage with Stimpaks.
Discover 125 locations.
Win 3 games of Caravan.
Reach 30th level.
Hack 25 terminals.
Play the game from start to finish in Hardcore Mode.
Complete Eureka!
Complete For the Republic.
Complete You'll Know It When It Happens.
Pick 25 locks.
Reach 20th level.
Play 10 spins of Slots.
Complete Talent Pool.
Discover 50 locations.
Make 50 Speech challenges.
Sell 10,000 caps worth of goods.
Play 10 spins of Roulette.
Complete G.I. Blues.
Complete Volare!
Complete Ring-a-Ding-Ding.
Cause 10,000 damage with Guns.
Play 10 hands of Blackjack.
Reached 10th level.
Complete They Went That-a-Way.
Recruit any companion.
Craft 20 items.
Complete That Lucky Old Sun.
Complete Come Fly With Me.
Repair 30 items.
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.
Evacuate Zion.
Crush the White Legs.
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.
Reactivate all of the Sink's robotic assistants.
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) 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.