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