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.
Complete Talent Pool.
Complete No Gods, No Masters
Complete Wild Card.
Win 30 games of Caravan.
Win 3 games of Caravan.
Pick 50 pockets.
Heal 10,000 points of damage with food.
Cause 10,000 damage with Unarmed weapons.
Cause 10,000 damage with Explosives.
Get banned from all the Strip's casinos.
Install 20 weapon mods.
Discover 125 locations.
Cause 10,000 damage with Melee Weapons.
Heal 10,000 points of damage with Stimpaks.
Cause 10,000 damage with Energy Weapons.
Recruit all companions.
Make 50 Speech challenges.
Reach 30th level.
Complete Return to Sender.
Hack 25 terminals.
Play the game from start to finish in Hardcore Mode.
Complete All or Nothing.
Complete The House Always Wins.
Pick 25 locks.
Repair 30 items.
Complete That Lucky Old Sun.
Discover all snow globes.
Craft 20 items.
Discover 50 locations.
Reach 20th level.
Complete G.I. Blues.
Sell 10,000 caps worth of goods.
Play 10 spins of Slots.
Play 10 spins of Roulette.
Play 10 hands of Blackjack.
Complete Ring-a-Ding-Ding.
Cause 10,000 damage with Guns.
Reached 10th level.
Complete They Went That-a-Way.
Complete Come Fly With Me.
Recruit any companion.
Complete The Legend of the Star.
Complete Volare!
Complete Ain't That a Kick in the Head.
Trap Father Elijah in the Sierra Madre's Vault.
Confront Father Elijah in the Sierra Madre's Vault.
Complete the Sierra Madre Gala Event.
Recruit Dean Domino, Christine and Dog.
Collect 500 Sierra Madre Chips.
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.
Reactivate all of the Sink's robotic assistants.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Fully upgraded The Divide's signature weapon.
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.
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 Gun Runners' Arsenal (GRA) Weapons.
Caused 10,000 damage with unique Mojave Wasteland weapons.