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