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