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 The Legend of the Star.
Complete No Gods, No Masters
Complete Return to Sender.
Complete Eureka!
Complete For the Republic.
Complete Wild Card.
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.
Win 30 games of Caravan.
Get banned from all the Strip's casinos.
Pick 50 pockets.
Cause 10,000 damage with Unarmed weapons.
Heal 10,000 points of damage with food.
Discover all snow globes.
Win 3 games of Caravan.
Complete Talent Pool.
Install 20 weapon mods.
Cause 10,000 damage with Explosives.
Cause 10,000 damage with Melee Weapons.
Play 10 spins of Roulette.
Play 10 spins of Slots.
Hack 25 terminals.
Recruit all companions.
Complete G.I. Blues.
Reach 30th level.
Heal 10,000 points of damage with Stimpaks.
Discover 125 locations.
Complete Volare!
Make 50 Speech challenges.
Complete That Lucky Old Sun.
Recruit any companion.
Reach 20th level.
Play 10 hands of Blackjack.
Complete Ring-a-Ding-Ding.
Discover 50 locations.
Complete Come Fly With Me.
Sell 10,000 caps worth of goods.
Cause 10,000 damage with Energy Weapons.
Pick 25 locks.
Cause 10,000 damage with Guns.
Reached 10th level.
Complete They Went That-a-Way.
Repair 30 items.
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.
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!
Search your feelings... for your heart.
Reactivate all of the Sink's robotic assistants.
Completed Lonesome Road.
Detonated all of the warheads in the Divide.
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) one star (*) Challenges.
Caused 10,000 damage with unique Mojave Wasteland weapons.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.