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