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