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
Complete Wild Card.
Win 30 games of Caravan.
Heal 10,000 points of damage with food.
Install 20 weapon mods.
Pick 50 pockets.
Win 3 games of Caravan.
Get banned from all the Strip's casinos.
Play 10 spins of Roulette.
Play 10 hands of Blackjack.
Play 10 spins of Slots.
Complete Eureka!
Complete For the Republic.
Complete All or Nothing.
Complete The House Always Wins.
Complete You'll Know It When It Happens.
Play the game from start to finish in Hardcore Mode.
Complete Veni, Vidi, Vici.
Complete Render Unto Caesar.
Complete Arizona Killer.
Cause 10,000 damage with Explosives.
Cause 10,000 damage with Unarmed weapons.
Heal 10,000 points of damage with Stimpaks.
Hack 25 terminals.
Cause 10,000 damage with Energy Weapons.
Discover 125 locations.
Make 50 Speech challenges.
Discover all snow globes.
Cause 10,000 damage with Melee Weapons.
Complete Talent Pool.
Complete Return to Sender.
Reach 30th level.
Complete The Legend of the Star.
Complete Ring-a-Ding-Ding.
Recruit all companions.
Complete G.I. Blues.
Complete They Went That-a-Way.
Reach 20th level.
Complete Volare!
Pick 25 locks.
Discover 50 locations.
Sell 10,000 caps worth of goods.
Reached 10th level.
Cause 10,000 damage with Guns.
Repair 30 items.
Complete Come Fly With Me.
Complete That Lucky Old Sun.
Recruit any companion.
Craft 20 items.
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!
Completed Lonesome Road.
Detonated all of the warheads in the Divide.
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) one star (*) Challenges.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.
Caused 10,000 damage with unique Mojave Wasteland weapons.