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