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