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