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.
Recruit all companions.
Sell 10,000 caps worth of goods.
Cause 10,000 damage with Melee Weapons.
Play 10 spins of Roulette.
Get banned from all the Strip's casinos.
Play 10 spins of Slots.
Play 10 hands of Blackjack.
Make 50 Speech challenges.
Cause 10,000 damage with Guns.
Repair 30 items.
Cause 10,000 damage with Energy Weapons.
Heal 10,000 points of damage with Stimpaks.
Discover 125 locations.
Hack 25 terminals.
Complete Eureka!
Reach 30th level.
Complete For the Republic.
Complete You'll Know It When It Happens.
Install 20 weapon mods.
Complete Talent Pool.
Complete Ring-a-Ding-Ding.
Reached 10th level.
Complete They Went That-a-Way.
Complete Come Fly With Me.
Craft 20 items.
Complete That Lucky Old Sun.
Reach 20th level.
Pick 25 locks.
Discover 50 locations.
Recruit any companion.
Complete G.I. Blues.
Complete Ain't That a Kick in the Head.
Discover all snow globes.
Cause 10,000 damage with Explosives.
Pick 50 pockets.
Heal 10,000 points of damage with food.
Win 3 games of Caravan.
Win 30 games of Caravan.
Play the game from start to finish in Hardcore Mode.
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 Return to Sender.
Complete Arizona Killer.
Complete Volare!
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.
Evacuate Zion.
Scout the Zion Valley for signs of the White Legs.
Resupply Daniel and the Sorrows.
Arrive at Zion.
Complete Old World Blues.
Make up your mind... about your brain.
Reactivate all of the Sink's robotic assistants.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Search your feelings... for your heart.
Found all of ED-E's upgrades in the Divide.
Decided the fate of all the Divide dwellers.
Completed Lonesome Road.
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.