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