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