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.
Complete Eureka!
Complete For the Republic.
Win 30 games of Caravan.
Pick 50 pockets.
Heal 10,000 points of damage with food.
Cause 10,000 damage with Unarmed weapons.
Get banned from all the Strip's casinos.
Cause 10,000 damage with Explosives.
Complete No Gods, No Masters
Complete Wild Card.
Complete You'll Know It When It Happens.
Win 3 games of Caravan.
Complete The Legend of the Star.
Install 20 weapon mods.
Cause 10,000 damage with Melee Weapons.
Heal 10,000 points of damage with Stimpaks.
Discover 125 locations.
Hack 25 terminals.
Reach 30th level.
Complete Talent Pool.
Discover all snow globes.
Recruit all companions.
Make 50 Speech challenges.
Cause 10,000 damage with Energy Weapons.
Complete Return to Sender.
Pick 25 locks.
Reach 20th level.
Play 10 hands of Blackjack.
Play 10 spins of Slots.
Play 10 spins of Roulette.
Sell 10,000 caps worth of goods.
Complete Volare!
Discover 50 locations.
Cause 10,000 damage with Guns.
Complete That Lucky Old Sun.
Complete G.I. Blues.
Complete Ring-a-Ding-Ding.
Reached 10th level.
Craft 20 items.
Complete They Went That-a-Way.
Complete Come Fly With Me.
Recruit any companion.
Repair 30 items.
Complete Ain't That a Kick in the Head.
Play the game from start to finish in Hardcore Mode.
Complete Render Unto Caesar.
Complete Veni, Vidi, Vici.
Complete Arizona Killer.
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.
Reactivate all of the Sink's robotic assistants.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Search your feelings... for your heart.
Detonated all of the warheads in the Divide.
Found all of ED-E's upgrades in the Divide.
Fully upgraded The Divide's signature weapon.
Completed Lonesome Road.
Decided the fate of all the Divide dwellers.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.
Caused 10,000 damage with unique Mojave Wasteland weapons.
Completed any three Gun Runners' Arsenal (GRA) one star (*) Challenges.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Completed any three Gun Runners' Arsenal (GRA) three star (***) Challenges.