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