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 Unarmed weapons.
Cause 10,000 damage with Explosives.
Recruit all companions.
Play the game from start to finish in Hardcore Mode.
Complete Eureka!
Hack 25 terminals.
Complete For the Republic.
Complete You'll Know It When It Happens.
Heal 10,000 points of damage with Stimpaks.
Discover 125 locations.
Reach 30th level.
Make 50 Speech challenges.
Cause 10,000 damage with Melee Weapons.
Play 10 spins of Slots.
Complete That Lucky Old Sun.
Complete G.I. Blues.
Complete Return to Sender.
Repair 30 items.
Reach 20th level.
Complete Volare!
Complete Ring-a-Ding-Ding.
Discover 50 locations.
Pick 25 locks.
Sell 10,000 caps worth of goods.
Cause 10,000 damage with Guns.
Cause 10,000 damage with Energy Weapons.
Reached 10th level.
Complete They Went That-a-Way.
Recruit any companion.
Complete Come Fly With Me.
Craft 20 items.
Complete Ain't That a Kick in the Head.
Install 20 weapon mods.
Discover all snow globes.
Pick 50 pockets.
Heal 10,000 points of damage with food.
Win 3 games of Caravan.
Play 10 spins of Roulette.
Play 10 hands of Blackjack.
Win 30 games of Caravan.
Get banned from all the Strip's casinos.
Complete The House Always Wins.
Complete Render Unto Caesar.
Complete Wild Card.
Complete All or Nothing.
Complete Veni, Vidi, Vici.
Complete No Gods, No Masters
Complete Talent Pool.
Complete Arizona Killer.
Complete The Legend of the Star.
Recruit Dean Domino, Christine and Dog.
Confront Father Elijah in the Sierra Madre's Vault.
Complete the Sierra Madre Gala Event.
Trap Father Elijah in the Sierra Madre's Vault.
Collect 500 Sierra Madre Chips.
Evacuate Zion.
Scout the Zion Valley for signs of the White Legs.
Crush the White Legs.
Arrive at Zion.
Resupply Daniel and the Sorrows.
Complete Old World Blues.
Make up your mind... about your brain.
Reactivate all of the Sink's robotic assistants.
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.
Fully upgraded The Divide's signature weapon.
Found all of ED-E's upgrades in the Divide.
Detonated all of the warheads in the Divide.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.
Caused 10,000 damage with unique Mojave Wasteland 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.