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.
Complete All or Nothing.
Complete The House Always Wins.
Win 30 games of Caravan.
Install 20 weapon mods.
Pick 50 pockets.
Cause 10,000 damage with Explosives.
Complete The Legend of the Star.
Discover all snow globes.
Heal 10,000 points of damage with food.
Win 3 games of Caravan.
Heal 10,000 points of damage with Stimpaks.
Get banned from all the Strip's casinos.
Complete No Gods, No Masters
Complete Wild Card.
Recruit all companions.
Complete Eureka!
Complete For the Republic.
Complete You'll Know It When It Happens.
Hack 25 terminals.
Reach 30th level.
Cause 10,000 damage with Unarmed weapons.
Discover 125 locations.
Complete Ring-a-Ding-Ding.
Complete Talent Pool.
Cause 10,000 damage with Guns.
Make 50 Speech challenges.
Complete Volare!
Pick 25 locks.
Complete That Lucky Old Sun.
Sell 10,000 caps worth of goods.
Reach 20th level.
Cause 10,000 damage with Energy Weapons.
Complete G.I. Blues.
Complete Return to Sender.
Play 10 spins of Roulette.
Play 10 spins of Slots.
Cause 10,000 damage with Melee Weapons.
Discover 50 locations.
Play 10 hands of Blackjack.
Reached 10th level.
Complete They Went That-a-Way.
Recruit any companion.
Complete Come Fly With Me.
Craft 20 items.
Repair 30 items.
Complete Ain't That a Kick in the Head.
Play the game from start to finish in Hardcore Mode.
Confront Father Elijah in the Sierra Madre's Vault.
Trap 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.
Scout the Zion Valley for signs of the White Legs.
Crush 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!
Search your feelings... for your heart.
Reactivate all of the Sink's robotic assistants.
Found all of ED-E's upgrades in the Divide.
Decided the fate of all the Divide dwellers.
Completed Lonesome Road.
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.