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