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.
Cause 10,000 damage with Unarmed weapons.
Complete No Gods, No Masters
Complete Wild Card.
Cause 10,000 damage with Explosives.
Cause 10,000 damage with Melee Weapons.
Cause 10,000 damage with Energy Weapons.
Complete G.I. Blues.
Make 50 Speech challenges.
Reach 20th level.
Complete Volare!
Complete Come Fly With Me.
Play 10 spins of Slots.
Play 10 spins of Roulette.
Sell 10,000 caps worth of goods.
Play 10 hands of Blackjack.
Complete That Lucky Old Sun.
Reached 10th level.
Discover 50 locations.
Cause 10,000 damage with Guns.
Pick 25 locks.
Repair 30 items.
Complete Ring-a-Ding-Ding.
Complete They Went That-a-Way.
Recruit any companion.
Craft 20 items.
Complete Ain't That a Kick in the Head.
Reach 30th level.
Recruit all companions.
Install 20 weapon mods.
Discover 125 locations.
Discover all snow globes.
Heal 10,000 points of damage with Stimpaks.
Hack 25 terminals.
Pick 50 pockets.
Heal 10,000 points of damage with food.
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 Render Unto Caesar.
Complete All or Nothing.
Complete Veni, Vidi, Vici.
Complete Eureka!
Complete Talent Pool.
Complete Return to Sender.
Complete Arizona Killer.
Complete You'll Know It When It Happens.
Complete The Legend of the Star.
Recruit Dean Domino, Christine and Dog.
Confront Father Elijah in the Sierra Madre's Vault.
Complete the Sierra Madre Gala Event.
Trap Father Elijah in the Sierra Madre's Vault.
Collect 500 Sierra Madre Chips.
Scout the Zion Valley for signs of the White Legs.
Crush the White Legs.
Resupply Daniel and the Sorrows.
Arrive at Zion.
Evacuate Zion.
Make up your mind... about your brain.
Complete Old World Blues.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Search your feelings... for your heart.
Reactivate all of the Sink's robotic assistants.
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.