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 That Lucky Old Sun.
Win 30 games of Caravan.
Win 3 games of Caravan.
Pick 50 pockets.
Heal 10,000 points of damage with food.
Install 20 weapon mods.
Hack 25 terminals.
Heal 10,000 points of damage with Stimpaks.
Reach 30th level.
Make 50 Speech challenges.
Discover 125 locations.
Pick 25 locks.
Cause 10,000 damage with Unarmed weapons.
Cause 10,000 damage with Energy Weapons.
Recruit all companions.
Complete The Legend of the Star.
Cause 10,000 damage with Melee Weapons.
Complete G.I. Blues.
Recruit any companion.
Complete Talent Pool.
Complete Volare!
Discover all snow globes.
Complete Veni, Vidi, Vici.
Complete Arizona Killer.
Complete All or Nothing.
Complete The House Always Wins.
Reach 20th level.
Complete Eureka!
Complete For the Republic.
Complete You'll Know It When It Happens.
Complete Return to Sender.
Get banned from all the Strip's casinos.
Complete Render Unto Caesar.
Cause 10,000 damage with Guns.
Discover 50 locations.
Play the game from start to finish in Hardcore Mode.
Complete No Gods, No Masters
Complete Wild Card.
Cause 10,000 damage with Explosives.
Repair 30 items.
Complete Ring-a-Ding-Ding.
Craft 20 items.
Play 10 spins of Roulette.
Play 10 spins of Slots.
Reached 10th level.
Play 10 hands of Blackjack.
Sell 10,000 caps worth of goods.
Complete They Went That-a-Way.
Complete Come Fly With Me.
Complete Ain't That a Kick in the Head.
Collect 500 Sierra Madre Chips.
Trap Father Elijah in the Sierra Madre's Vault.
Complete the Sierra Madre Gala Event.
Confront Father Elijah in the Sierra Madre's Vault.
Recruit Dean Domino, Christine and Dog.
Scout the Zion Valley for signs of the White Legs.
Evacuate Zion.
Crush 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!
Fully upgraded The Divide's signature weapon.
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.
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 unique Mojave Wasteland weapons.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.