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