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.
Complete Veni, Vidi, Vici.
Complete Render Unto Caesar.
Complete Arizona Killer.
Complete Eureka!
Complete For the Republic.
Complete All or Nothing.
Complete The House Always Wins.
Play the game from start to finish in Hardcore Mode.
Complete No Gods, No Masters
Complete Wild Card.
Complete You'll Know It When It Happens.
Reach 30th level.
Heal 10,000 points of damage with food.
Hack 25 terminals.
Complete Return to Sender.
Complete The Legend of the Star.
Complete Volare!
Heal 10,000 points of damage with Stimpaks.
Discover all snow globes.
Cause 10,000 damage with Explosives.
Install 20 weapon mods.
Cause 10,000 damage with Melee Weapons.
Recruit all companions.
Discover 125 locations.
Complete Talent Pool.
Reach 20th level.
Pick 50 pockets.
Cause 10,000 damage with Unarmed weapons.
Get banned from all the Strip's casinos.
Complete Ring-a-Ding-Ding.
Make 50 Speech challenges.
Complete G.I. Blues.
Play 10 spins of Roulette.
Play 10 hands of Blackjack.
Play 10 spins of Slots.
Win 30 games of Caravan.
Cause 10,000 damage with Energy Weapons.
Cause 10,000 damage with Guns.
Complete That Lucky Old Sun.
Discover 50 locations.
Sell 10,000 caps worth of goods.
Reached 10th level.
Pick 25 locks.
Complete Come Fly With Me.
Complete They Went That-a-Way.
Recruit any companion.
Craft 20 items.
Repair 30 items.
Win 3 games of Caravan.
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.
Complete the Sierra Madre Gala Event.
Recruit Dean Domino, Christine and Dog.
Collect 500 Sierra Madre Chips.
Crush the White Legs.
Evacuate Zion.
Scout the Zion Valley for signs of the White Legs.
Resupply Daniel and the Sorrows.
Arrive at Zion.
Complete Old World Blues.
Make up your mind... about your brain.
Search your feelings... for your heart.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Reactivate all of the Sink's robotic assistants.
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.
Completed any three Gun Runners' Arsenal (GRA) three star (***) Challenges.
Completed any three Gun Runners' Arsenal (GRA) one star (*) Challenges.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.
Caused 10,000 damage with unique Mojave Wasteland weapons.