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.
Discover 125 locations.
Complete Arizona Killer.
Cause 10,000 damage with Unarmed weapons.
Complete All or Nothing.
Cause 10,000 damage with Melee Weapons.
Complete The House Always Wins.
Complete No Gods, No Masters
Complete Wild Card.
Win 30 games of Caravan.
Heal 10,000 points of damage with food.
Cause 10,000 damage with Explosives.
Heal 10,000 points of damage with Stimpaks.
Play the game from start to finish in Hardcore Mode.
Complete Eureka!
Cause 10,000 damage with Energy Weapons.
Complete For the Republic.
Complete You'll Know It When It Happens.
Hack 25 terminals.
Discover all snow globes.
Complete The Legend of the Star.
Get banned from all the Strip's casinos.
Play 10 hands of Blackjack.
Play 10 spins of Roulette.
Play 10 spins of Slots.
Complete Return to Sender.
Reach 30th level.
Recruit all companions.
Install 20 weapon mods.
Pick 50 pockets.
Complete Volare!
Reach 20th level.
Complete G.I. Blues.
Make 50 Speech challenges.
Complete Talent Pool.
Discover 50 locations.
Complete Ring-a-Ding-Ding.
Cause 10,000 damage with Guns.
Complete They Went That-a-Way.
Repair 30 items.
Complete That Lucky Old Sun.
Pick 25 locks.
Complete Come Fly With Me.
Sell 10,000 caps worth of goods.
Reached 10th level.
Recruit any companion.
Win 3 games of Caravan.
Craft 20 items.
Complete Ain't That a Kick in the Head.
Trap Father Elijah in the Sierra Madre's Vault.
Confront 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.
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.
Reactivate all of the Sink's robotic assistants.
Search your feelings... for your heart.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
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.
Fully upgraded The Divide's signature weapon.
Completed any three Gun Runners' Arsenal (GRA) three star (***) Challenges.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.
Completed any three Gun Runners' Arsenal (GRA) one star (*) Challenges.
Caused 10,000 damage with unique Mojave Wasteland weapons.