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.
Heal 10,000 points of damage with food.
Play 10 hands of Blackjack.
Complete The Legend of the Star.
Cause 10,000 damage with Melee Weapons.
Cause 10,000 damage with Explosives.
Reach 20th level.
Discover all snow globes.
Make 50 Speech challenges.
Complete G.I. Blues.
Cause 10,000 damage with Energy Weapons.
Complete Come Fly With Me.
Cause 10,000 damage with Unarmed weapons.
Cause 10,000 damage with Guns.
Pick 25 locks.
Reached 10th level.
Sell 10,000 caps worth of goods.
Discover 50 locations.
Repair 30 items.
Craft 20 items.
Play the game from start to finish in Hardcore Mode.
Complete No Gods, No Masters
Complete Wild Card.
Complete Ring-a-Ding-Ding.
Complete They Went That-a-Way.
Recruit any companion.
Complete Ain't That a Kick in the Head.
Reach 30th level.
Recruit all companions.
Install 20 weapon mods.
Discover 125 locations.
Heal 10,000 points of damage with Stimpaks.
Hack 25 terminals.
Pick 50 pockets.
Win 3 games of Caravan.
Play 10 spins of Slots.
Play 10 spins of Roulette.
Win 30 games of Caravan.
Get banned from all the Strip's casinos.
Complete The House Always Wins.
Complete For the Republic.
Complete Render Unto Caesar.
Complete All or Nothing.
Complete Veni, Vidi, Vici.
Complete Eureka!
Complete Talent Pool.
Complete Return to Sender.
Complete Arizona Killer.
Complete You'll Know It When It Happens.
Complete That Lucky Old Sun.
Complete Volare!
Recruit Dean Domino, Christine and Dog.
Confront Father Elijah in the Sierra Madre's Vault.
Complete the Sierra Madre Gala Event.
Trap Father Elijah in the Sierra Madre's Vault.
Collect 500 Sierra Madre Chips.
Evacuate Zion.
Scout the Zion Valley for signs of the White Legs.
Crush the White Legs.
Arrive at Zion.
Resupply Daniel and the Sorrows.
Search your feelings... for your heart.
Reactivate all of the Sink's robotic assistants.
Make up your mind... about your brain.
Complete Old World Blues.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Found all of ED-E's upgrades in the Divide.
Decided the fate of all the Divide dwellers.
Completed Lonesome Road.
Fully upgraded The Divide's signature weapon.
Detonated all of the warheads in the Divide.
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.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Completed any three Gun Runners' Arsenal (GRA) three star (***) Challenges.