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.
Win 30 games of Caravan.
Complete Veni, Vidi, Vici.
Complete Render Unto Caesar.
Complete Arizona Killer.
Complete No Gods, No Masters
Complete Wild Card.
Pick 50 pockets.
Heal 10,000 points of damage with food.
Heal 10,000 points of damage with Stimpaks.
Cause 10,000 damage with Explosives.
Cause 10,000 damage with Melee Weapons.
Cause 10,000 damage with Unarmed weapons.
Complete The Legend of the Star.
Discover all snow globes.
Get banned from all the Strip's casinos.
Complete All or Nothing.
Complete The House Always Wins.
Play the game from start to finish in Hardcore Mode.
Complete Eureka!
Complete For the Republic.
Complete You'll Know It When It Happens.
Complete Talent Pool.
Reach 30th level.
Play 10 spins of Roulette.
Complete Ring-a-Ding-Ding.
Recruit all companions.
Cause 10,000 damage with Energy Weapons.
Play 10 hands of Blackjack.
Play 10 spins of Slots.
Complete G.I. Blues.
Craft 20 items.
Install 20 weapon mods.
Discover 125 locations.
Complete Volare!
Hack 25 terminals.
Complete Return to Sender.
Reach 20th level.
Make 50 Speech challenges.
Sell 10,000 caps worth of goods.
Complete That Lucky Old Sun.
Discover 50 locations.
Complete They Went That-a-Way.
Complete Come Fly With Me.
Recruit any companion.
Reached 10th level.
Pick 25 locks.
Cause 10,000 damage with Guns.
Win 3 games of Caravan.
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.
Recruit Dean Domino, Christine and Dog.
Collect 500 Sierra Madre Chips.
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!
Completed Lonesome Road.
Fully upgraded The Divide's signature weapon.
Decided the fate of all the Divide dwellers.
Found all of ED-E's upgrades in the Divide.
Detonated all of the warheads in the Divide.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Completed any three Gun Runners' Arsenal (GRA) three 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.