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.
Win 30 games of Caravan.
Win 3 games of Caravan.
Complete Eureka!
Complete For the Republic.
Play the game from start to finish in Hardcore Mode.
Complete Veni, Vidi, Vici.
Complete Render Unto Caesar.
Complete Arizona Killer.
Complete No Gods, No Masters
Cause 10,000 damage with Unarmed weapons.
Heal 10,000 points of damage with food.
Hack 25 terminals.
Pick 50 pockets.
Complete Wild Card.
Complete You'll Know It When It Happens.
Complete The Legend of the Star.
Install 20 weapon mods.
Heal 10,000 points of damage with Stimpaks.
Complete Return to Sender.
Complete Volare!
Complete Talent Pool.
Cause 10,000 damage with Melee Weapons.
Make 50 Speech challenges.
Reach 30th level.
Cause 10,000 damage with Explosives.
Cause 10,000 damage with Energy Weapons.
Discover 125 locations.
Recruit all companions.
Complete G.I. Blues.
Sell 10,000 caps worth of goods.
Pick 25 locks.
Complete That Lucky Old Sun.
Reach 20th level.
Discover 50 locations.
Play 10 spins of Roulette.
Play 10 spins of Slots.
Discover all snow globes.
Craft 20 items.
Cause 10,000 damage with Guns.
Repair 30 items.
Reached 10th level.
Get banned from all the Strip's casinos.
Play 10 hands of Blackjack.
Complete Ring-a-Ding-Ding.
Recruit any companion.
Complete They Went That-a-Way.
Complete Come Fly With Me.
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.
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.
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.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.
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 unique Mojave Wasteland weapons.