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