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