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.
Heal 10,000 points of damage with food.
Pick 50 pockets.
Win 3 games of Caravan.
Cause 10,000 damage with Explosives.
Cause 10,000 damage with Unarmed weapons.
Complete The Legend of the Star.
Complete All or Nothing.
Complete The House Always Wins.
Complete No Gods, No Masters
Complete Eureka!
Complete Return to Sender.
Discover all snow globes.
Get banned from all the Strip's casinos.
Play 10 spins of Roulette.
Complete Talent Pool.
Play the game from start to finish in Hardcore Mode.
Complete Veni, Vidi, Vici.
Complete Render Unto Caesar.
Complete Arizona Killer.
Reach 30th level.
Install 20 weapon mods.
Play 10 spins of Slots.
Complete Wild Card.
Heal 10,000 points of damage with Stimpaks.
Hack 25 terminals.
Discover 125 locations.
Pick 25 locks.
Recruit all companions.
Cause 10,000 damage with Melee Weapons.
Repair 30 items.
Play 10 hands of Blackjack.
Cause 10,000 damage with Guns.
Cause 10,000 damage with Energy Weapons.
Complete For the Republic.
Complete You'll Know It When It Happens.
Make 50 Speech challenges.
Reach 20th level.
Discover 50 locations.
Sell 10,000 caps worth of goods.
Complete Ring-a-Ding-Ding.
Complete Volare!
Complete That Lucky Old Sun.
Reached 10th level.
Complete G.I. Blues.
Recruit any companion.
Complete They Went That-a-Way.
Complete Come Fly With Me.
Craft 20 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.
Collect 500 Sierra Madre Chips.
Complete the Sierra Madre Gala Event.
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.
Reactivate all of the Sink's robotic assistants.
Search your feelings... for your heart.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Detonated all of the warheads in the Divide.
Found all of ED-E's upgrades in the Divide.
Completed Lonesome Road.
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) one star (*) Challenges.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Caused 10,000 damage with unique Mojave Wasteland weapons.