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