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.
Install 20 weapon mods.
Heal 10,000 points of damage with Stimpaks.
Pick 50 pockets.
Heal 10,000 points of damage with food.
Win 30 games of Caravan.
Get banned from all the Strip's casinos.
Cause 10,000 damage with Explosives.
Cause 10,000 damage with Energy Weapons.
Cause 10,000 damage with Melee Weapons.
Win 3 games of Caravan.
Play 10 spins of Roulette.
Play 10 hands of Blackjack.
Play 10 spins of Slots.
Cause 10,000 damage with Unarmed weapons.
Play the game from start to finish in Hardcore Mode.
Complete No Gods, No Masters
Complete Wild Card.
Complete The Legend of the Star.
Complete Return to Sender.
Hack 25 terminals.
Reach 30th level.
Recruit all companions.
Complete G.I. Blues.
Sell 10,000 caps worth of goods.
Complete Render Unto Caesar.
Complete Veni, Vidi, Vici.
Complete Arizona Killer.
Discover 125 locations.
Make 50 Speech challenges.
Complete The House Always Wins.
Complete For the Republic.
Complete All or Nothing.
Complete Eureka!
Complete Talent Pool.
Complete You'll Know It When It Happens.
Complete Volare!
Reach 20th level.
Cause 10,000 damage with Guns.
Pick 25 locks.
Complete Ring-a-Ding-Ding.
Complete That Lucky Old Sun.
Discover all snow globes.
Reached 10th level.
Craft 20 items.
Discover 50 locations.
Complete They Went That-a-Way.
Complete Come Fly With Me.
Repair 30 items.
Recruit any companion.
Complete Ain't That a Kick in the Head.
Confront Father Elijah in the Sierra Madre's Vault.
Trap Father Elijah in the Sierra Madre's Vault.
Recruit Dean Domino, Christine and Dog.
Complete the Sierra Madre Gala Event.
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.
Reactivate all of the Sink's robotic assistants.
Search your feelings... for your heart.
Make up your mind... about your brain.
Complete Old World Blues.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Detonated all of the warheads in the Divide.
Found all of ED-E's upgrades in the Divide.
Completed Lonesome Road.
Decided the fate of all the Divide dwellers.
Fully upgraded The Divide's signature weapon.
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.
Caused 10,000 damage with unique Mojave Wasteland weapons.