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