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