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 No Gods, No Masters
Complete Wild Card.
Hack 25 terminals.
Heal 10,000 points of damage with food.
Discover 125 locations.
Install 20 weapon mods.
Reach 30th level.
Heal 10,000 points of damage with Stimpaks.
Cause 10,000 damage with Melee Weapons.
Cause 10,000 damage with Unarmed weapons.
Cause 10,000 damage with Explosives.
Play 10 spins of Slots.
Play 10 spins of Roulette.
Play 10 hands of Blackjack.
Reach 20th level.
Complete G.I. Blues.
Complete Return to Sender.
Make 50 Speech challenges.
Complete Talent Pool.
Complete That Lucky Old Sun.
Cause 10,000 damage with Energy Weapons.
Cause 10,000 damage with Guns.
Complete Volare!
Discover 50 locations.
Complete Ring-a-Ding-Ding.
Pick 25 locks.
Sell 10,000 caps worth of goods.
Reached 10th level.
Complete They Went That-a-Way.
Recruit any companion.
Complete Come Fly With Me.
Craft 20 items.
Repair 30 items.
Complete Ain't That a Kick in the Head.
Recruit all companions.
Discover all snow globes.
Pick 50 pockets.
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 For the Republic.
Complete All or Nothing.
Complete Eureka!
Complete You'll Know It When It Happens.
Complete The Legend of the Star.
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.
Evacuate Zion.
Crush the White Legs.
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.
Reactivate all of the Sink's robotic assistants.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Completed Lonesome Road.
Detonated all of the warheads in the Divide.
Found all of ED-E's upgrades in the Divide.
Decided the fate of all the Divide dwellers.
Fully upgraded The Divide's signature weapon.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Completed any three Gun Runners' Arsenal (GRA) one star (*) Challenges.
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) three star (***) Challenges.